>be me
>following /sci/ wiki list of books (math, universal material, etc.)
>99% of the recommendations aren't free
>can't pirate books to religious reasons
>have to always search for universities courses who say they used the text I'm looking for (e.g. 227-2210-00L) or youtube playlists (if I'm lucky, most of the times people seem to not understand the concept of a playlist) of someone who made youtube lectures using the book

well that was my blogpost, I thank you youtube lecturers and academics who believe in free knowledge from the bottom of my heart, specially when you make your lecture notes available so I don't have to spend hours taking notes of a 1 hour lecture