@nostupidquestions Best Foss and convenient Pdf viewer that saves page where you last read?

Librera FD. Not sure if it is the best but works for me

Depending on the music you are seeking really. DJ or electronic influenced SoundCloud and Mixcloud have free options. If Hype Machine is still active it aggregates new music blogs across all genres.

An article from a browser search may hold some other options you find suitable:

https://audiohype.io/resources/best-music-blogs/