Your AI Second Brain and the pitfalls of productivity tools
barelyintelligible.substack.com
barelyintelligible.substack.com
That refined pretty well but ultimately got blown out of the water by desktop skeuomorphism once the underlying platform could support it. Now they're completely integrated via smartphone, but that's getting ahead of ourselves here.
Whoever can push beyond a refinement on "tab complete" or "chat with a minor god" interfaces will win big like Apple and Microsoft did.