Early Version

1. Trevor Aleo & Nick Covington — In Conversation: Reflections on Sold a Story ⚙️ https://trevoraleo.substack.com/p/in-conversation-reflections-on-sold

Aleo and Covington acknowledge that Zig Engelmann's original Direct Instruction lessons were effective, engaging, and responsive to students, but worry that the methodology becomes oppressive when scaled into district-wide scripted instruction. They contrast Engelmann's relatively brief, carefully designed preschool lessons with the experience of Fort Worth students complaining about repetitive lessons, rigid classroom routines, and restrictions on teacher discretion. Their central concern is that a useful instructional technique will become a universal model for schooling, stripping teachers of autonomy and students of opportunities for meaningful engagement.

My take: The Fort Worth complaints are largely vacuous, conflate bad administrative incentives with bad pedagogy, and provide little evidence against carefully designed DI—particularly when nobody has established that universal scripting is the objective.

2. Linda Diamond — Beyond the Phonics Wars: Why Zig Engelmann… ⚙️ https://lindadiamondeducator76.substack.com/p/beyond-the-phonics-wars-why-zig-engelmann

Diamond argues that Engelmann's Direct Instruction is much more than phonics drills or rote memorization: it is a systematic approach to instructional design that uses carefully sequenced examples, explicit explanations, repeated practice, and corrective feedback to produce genuine conceptual understanding. She points to programs such as Reasoning and Writing, which teach logical inference, contradictions, and argument structure, to demonstrate that DI can address sophisticated intellectual skills. The precision of the curriculum is a strength rather than a limitation, because it reduces ambiguity and ensures students receive instruction designed to produce generalizable understanding.

My take: Diamond makes the strongest case: carefully engineered lessons are particularly valuable for foundational concepts and reasoning, where teachers' improvised explanations may generate correct answers in class without producing understanding or transfer.

3. Marcus Luther — To Sell a Story ⚙️ https://thebrokencopier.substack.com/p/to-sell-a-story

Luther argues that Emily Hanford's Sold a Story sacrifices the complexity of real classrooms to construct a compelling narrative about educational reform. He compares Hanford's storytelling to Steinbeck's questionable translation of timshel in East of Eden: a good story can become more influential than the underlying facts. As a fifteen-year classroom teacher, Luther objects particularly to Hanford's assertion that teachers should deliver expertly designed lessons rather than create their own. He believes externally designed curricula routinely require substantial adaptation and worries that mandatory scripts will replace teachers' accumulated expertise with compliance. He also questions whether a journalist should promote sweeping reforms without adequately addressing their unintended consequences.

My take: Luther vastly overestimates the average teacher's curriculum-design ability; years of classroom experience don't necessarily confer the intellectual ability or pedagogical expertise needed to improve on a carefully tested curriculum.

4. Shreeharsh Kelkar — Sold a Story Works in Everything but the Framing ⚙️ https://computingandsociety.substack.com/p/sold-a-story-works-in-everything

Kelkar agrees that systematic phonics instruction is preferable to three-cueing but objects to Hanford's framing of the conflict as scientific evidence defeating misguided educational practices. Drawing on David Labaree, he describes a century-long struggle between administrative progressives, who favor standardization, efficiency, and measurable outcomes, and pedagogical progressives, who emphasize child-centered learning and teacher autonomy. Kelkar argues that educational policy involves value judgments and implementation choices that cannot be settled by cognitive science alone. He worries that claiming science unambiguously supports a particular educational reform will polarize the research and provoke an eventual backlash against standardization, particularly if reforms overpromise.

My take: Kelkar makes the least convincing argument: acknowledging competing educational values doesn't justify preserving demonstrably inferior instruction, particularly when the supposed benefits of teacher autonomy and child-centered learning are asserted rather than demonstrated.

This is largely a collection of complaints about the unpleasantness of being subjected to a new administrative regime.

And those complaints vary enormously in seriousness.

The Don Quixote example is especially revealing. Of course a class might read selected chapters of a long novel. That's completely normal, particularly for Don Quixote, which is roughly a thousand pages in many editions. The purpose of a literature class is not necessarily to finish every assigned book in its entirety. It might be to examine satire, narrative structure, characterization, or historical context using representative passages.

And, as you point out, a student who wants to read the whole thing can do so. The complaint is presented as though the school is depriving students of literature by not requiring them to read more of it.

The lighting complaint is stranger still. The petition devotes several paragraphs to a classroom that formerly had string lights and colorful decorations but now uses ordinary overhead lighting. The students describe that room as having been the perfect place to learn.

Maybe the overhead lighting is genuinely unpleasant. But this is an extraordinarily weak basis for challenging an instructional reform in a district with severe academic underperformance.

I think there are three different phenomena getting conflated here.

First, there is ordinary student resistance to an environment becoming more structured, repetitive, and demanding. Students are perfectly capable of preferring an ineffective lesson to an effective one. And their preference is not particularly informative about which produces better learning.

Second, there is teacher resistance to a loss of autonomy. That is understandable as a matter of occupational preference, but the petition treats autonomy as something inherently beneficial to students. It never establishes why that should be true. When a school system has been systematically underperforming, the presumption that each individual teacher should determine how instruction proceeds is especially questionable.

Third, and most interestingly, there is what you've called the district's immune reaction. I think that's a useful characterization of a potential organizational pathology, although I would distinguish it from opposition to the reform itself.

Consider the petition's complaints about the observation process:

* Students are instructed to lean forward and nod when evaluators enter.

* Teachers must constantly move a clip identifying which students are supposed to be speaking, listening, or writing.

* Classroom visitors stand with clipboards, recording observations.

* Teachers are apparently anxious about demonstrating compliance with these procedures.

These are meaningfully different complaints from not liking slides or overhead lights.

An administrator wants to ensure that instruction is happening. But instruction is difficult to observe directly, so the administrator creates observable proxies. Teachers are then told to demonstrate those proxies. Eventually, the district risks creating an elaborate performance of good instruction for the benefit of its own monitoring apparatus.

A student leaning forward and nodding isn't necessarily learning anything. A teacher moving a clip isn't necessarily teaching anything.

It would be entirely possible to have an excellent, highly scripted curriculum and then damage its implementation by imposing an intrusive, ritualized compliance system on top of it.

And that might explain some of the seemingly contradictory complaints. A well-designed script should reduce a teacher's curriculum-planning burden. But if teachers are simultaneously expected to perform dozens of little administrative rituals, the reform could increase their workload and anxiety instead.

The letter doesn't establish how pervasive or damaging those routines are, but it identifies a potentially genuine problem.

What I find especially interesting, though, is that the students don't seem able to distinguish those administrative rituals from the instructional curriculum itself. Everything becomes a single objection to rigidity: reading excerpts, using slides, classroom lighting, timers, standardized lesson plans, and inspection visits.

These things have almost nothing intrinsically to do with one another.

That makes the petition a poor evaluation of the curriculum. It is more intelligible as an expression of dissatisfaction with the entire reform experience.

And there's an irony: the students appeal to their own enthusiasm for learning as grounds for restoring the old classroom environment, without seriously confronting whether that environment was producing adequate outcomes for the district's much larger student population.

I would hesitate to conclude that the individual students are entitled. Some of their grievances are ordinary adolescent complaints, and a few may identify real problems. They also may be accurately reporting an atmosphere of tension.

But the adult educational discourse that turns those grievances into a sweeping indictment of instructional reform deserves considerably more scrutiny. The petition repeatedly elevates comfort, inspiration, and teacher autonomy into educational objectives without showing that the old arrangements delivered what schools are fundamentally responsible for delivering: learning.

"Water", "number" and "large" sit almost side by side in our combined English frequency ranking, at #111, #117 and #124. If that were all you knew, you'd treat them as equally common words. But the combined rank is an average over 18 corpora, from cookbooks to Supreme Court opinions. Break it down by corpus and the three words behave very differently.

"Water" swings the most. In cookbooks it's the 15th most common word, at about 7,400 uses per million words. That puts it among words like "the" and "and". In Wikipedia's mathematics articles it falls to rank 3,265, at 23 per million: over 300 times rarer. It stays strong wherever the physical world is the subject (physical science, biology, and early modern science from Boyle to Osler). It fades in history, the arts and linguistics. How often you meet "water" depends almost entirely on what you're reading.

"Number" is lopsided the other way. It's the 27th most common word in math articles, and its next-best showing is in linguistics articles, where grammatical number (singular vs. plural) may give it a boost. It's also stronger than you'd expect in European Parliament debates, probably thanks to phrases like "a number of". In 19th- and 20th-century books, though, it falls below rank 880. Novelists apparently don't say "number" much. It's a word of expository writing.

"Large" is the steady one. Its best corpus (biology, rank 56) and its worst (Supreme Court opinions, rank 745) are only about 9× apart in frequency, against roughly 40× for "number" and 300× for "water". It turns up in cookbooks ("a large bowl"), geography, science and history alike. For a language learner, that makes "large" arguably the safest of the three to learn early: whatever you end up reading, you'll run into it.

Rank alone hides dispersion. Words with nearly the same rank can have very different profiles: a steady word ("large"), a genre word ("number"), or a topic word ("water"). Corpus linguists measure this separately as dispersion (Juilland's D, or Gries' DP). For choosing what learners see first, a word that's moderately common everywhere is probably worth more than one that's very common in one place. The ratio between a word's best and worst corpus is a crude version of this metric, and it would be cheap to show next to the combined rank. Your new broadly-common-words report may already be heading this way.

The corpus mix shapes the ranking. About 12 of the 18 corpora are expository: Wikipedia, OpenStax and early-modern science. Only the 19th- and 20th-century books cover narrative writing, and nothing covers conversation. That helps "number" and probably pushes down words that dominate fiction and speech. The combined rank measures "common in informational English" more than "common in English".

A spike means topic, not frequency. When a word ranks far higher in one corpus than in the rest ("water" at #15 in cooking), the corpus is telling you its subject. You could flag these outliers automatically, which is the idea behind keyness in corpus linguistics.

Corpora count strings, not meanings. "Water" the noun and "water" the verb (which CEFR lists at B2) are counted as one token. "Large" has its frequency split 50/50 with "big" because of how the synonym links work. Any word with several parts of speech or senses has a combined number that is partly an artifact of these choices.

ENPH is around the low-$30s after a wild six-month round trip from roughly $32 to $70 and back. The core business is still profitable, with 2026 Street estimates around $1.18B revenue and ~$2.00 non-GAAP EPS, followed by only a modest 2027 recovery to roughly $1.25–1.30B revenue and ~$2.25–2.35 EPS. Analyst targets span roughly $24–27 on the bearish end, around $40–55 for much of the Street, and above $60 for the more bullish firms. The key point is that consensus is not assuming a dramatic solar rebound or meaningful SST/data-center revenue yet. At $29, you would be paying only about 12–13× 2027 consensus EPS, which is why that level looks materially different from $40.

The “safe-harbor” issue complicates 2026 earnings but does not make them fake. A meaningful chunk of 2026 revenue comes from customers buying or committing to Enphase equipment in structures designed to preserve federal tax-credit eligibility for later projects. Those are real sales with real product costs and profit, but their timing is unusually tax-driven, so bears argue that headline 2026 EPS somewhat overstates ordinary recurring demand. A very harsh ex-safe-harbor stress test can push “underlying” earnings toward roughly $0.8–1.0, but that is not a good estimate of sustainable earnings because it effectively removes revenue without fully resizing the cost base. A more reasonable interpretation is that the reported ~$2 EPS is real, but some portion may not recur at the same pace. Importantly, Enphase also has substantial safe-harbor/TPO backlog scheduled into 2027–2030, so this is not simply 2027 revenue being stolen into 2026.

The industry backdrop is ugly but plausibly near a cyclical trough. U.S. residential solar has already absorbed several years of financing pressure, installer failures, California NEM changes, weaker Europe, and now the expiration of the homeowner tax credit. Residential installations fell sharply in 2024 and are expected to decline again in 2026, but industry forecasts generally expect renewed growth starting in 2027. Your thesis—that demand has been delayed more by financing than destroyed—is plausible: if rates merely stabilize, rather than rising much further, cheaper hardware, higher electricity prices, batteries, TPO financing, and structural demand like California’s new-construction solar requirement can gradually improve economics. A move in long rates toward 7% would extend the pain; flat or lower financing costs would help substantially.

ENPH is still overwhelmingly a U.S. company, with about 80% of revenue from the U.S. Europe matters, but India, Africa, Mexico and Brazil are still small contributors. Internationally, Enphase is expanding products and installer networks, especially in Europe and Latin America, but it faces much cheaper Chinese competitors such as Huawei, Sungrow, Growatt, GoodWe, Solis and Deye. Microinverters do have real advantages—better output under shading/mismatch, panel-level optimization, fault isolation and resilience—but when panels themselves are cheap, customers in price-sensitive markets may prefer cheaper string/hybrid inverters and simply install more panels. That is why Europe and higher-value commercial/storage markets look more immediately relevant than India or Africa.

The near-term catalysts are straightforward: Q3 2026 earnings are likely in late October, though not yet formally scheduled, and Enphase expects a full-system SST/data-center demonstration in November 2026. SST is real technical optionality, but it is still pre-revenue, so current earnings estimates mostly exclude it.

Bull case: 2026 is close to peak bad news. Residential solar demand has been delayed rather than permanently destroyed, rates stabilize, utility power stays expensive, TPO financing replaces some homeowner-credit demand, Europe improves, commercial microinverters and batteries become larger businesses, and Enphase eventually earns well above $2/share again. If EPS gets back to even $4–5 without requiring a heroic multiple, the stock can be worth substantially more than today, while SST/data-center power conversion provides additional upside that is not necessary for the thesis.

Bear case: residential solar has structurally reset to a much smaller market, not merely a cyclical trough. Safe-harbor business temporarily props up 2026 results, financing stays expensive, Europe remains weak, cheaper Chinese/string-inverter competition limits international growth, commercial/storage expansion fails to offset residential weakness, and SST never becomes economically meaningful. In that world, normalized EPS stays around $1.5–2.0, the stock deserves only a mid-teens multiple, and something like $24–30 is a perfectly coherent valuation rather than an absurdly cheap one.