Reference

Fan wikis written by volunteers, wrapped in heavy ads, and big communities are leaving for independent hosts.

Canonical film/TV metadata within Amazon—indispensable lookups with ads, Prime nudges, and data leverage across commerce and streaming.

Nonprofit digital library behind the Wayback Machine: free, ad-free, and run for preservation—under constant legal and financial pressure rather than profit pressure.

Once a home for thoughtful expert answers; now machine-generated answers, ads, and an AI pivot crowd the human contributions that built it.

Once the default Q&A layer for programmers; the community-built corpus now mostly feeds AI tools, and new questions have all but stopped.

A nonprofit reader mission with volunteer editors; ads are off by default and the core reading experience still prioritizes users over rent extraction.