The persona-specific AI tool stack has quietly eaten the universal one

I went down another rabbit hole this morning reading the late-2025 and early-2026 Juejin AI tool roundups back to back, and the thing that finally crystallized for me is that the persona-specific AI tool list has quietly eaten the generic AI tool list, and almost nobody is saying it out loud. The "best AI tools of 2025" or "AI tools you must learn in 2026" headline used to mean one thing and serve everyone. Now it means something different for front-end engineers, for students, for content creat...