[akasakahakada]

Use this to compare university textbook edition 8 and 9 before buying.

[ant6n]

Uh how can you compare without buying? Or put another way, why buy if you can compare?

[cocodill]

time machine research

[akasakahakada]

libgen exist bro

[N0b8ez]

But then why would you need to buy it?

[Foobar8568]

Because for textbooks, paper is often superior.