Syndicated feeds (whether RSS or ATOM) are fabulous and are by far the best way to aggregate a wide variety of sources with a minimum of corporate surveillance.

Syndicated feeds (whether RSS or ATOM) are fabulous and are by far the best way to aggregate a wide variety of sources with a minimum of corporate surveillance. There aren't many that don't emit RSS/Atom or can't be coerced in some way (even Twitter with services such as https://twitrss.me/ https://twitrss.me/)