→Why now: Built and unshipped — landing live, free tier at D97 size, native shell and IPA built, no store record pressed. The efficacy study is the gating item: in a category crowded with untested claims, the evidence is the product's entry ticket. — source: domains/products.xml id=jaxillmind stage='built, not submitted
→The opportunity: Fluid-intelligence training sold to parents has a credibility problem, not a demand problem — the category is crowded with claims nobody has tested. The node's stated path is an efficacy study rather than a revenue push: earn the claim before charging for it. — source: domains/jaxillmind.xml#investor-model som reasoning ('the efficacy study is the credibility path, not a revenue path')