Yes! Same takeaway, and the main reason I published my thesis online first, turning it into a video tutorial to boot: https://spmx.ca/trp. Specifically I was frustrated at all the sources I had to get behind various kinds of walls, pay- and otherwise: https://spmx.ca/wp-content/uploads/2018/03/00-headaches.png

Nina Paley (from Rita Sings the Blues) had a great talk five years ago on how restricting information is a form of cultural cancer that is very relevant here: https://youtube.com/watch?v=XO9FKQAxWZc.