I am of the understanding that buying books online is hardly worth anything because you don’t actually own anything. Maybe you own the digital file? I’m not sure. I don’t trust the longevity of it, though.
I’m told a lot (mainly by my Dad) that its a good idea to print those out to keep them. However, I’m talking about books that are easily 200+ pages.
I don’t know if its worth the ink or money to print them out. At that point would it be better to just buy a book?
I’d def trust more a digital compy than a physical one, you can always copy over a file, buying a whole new book can be pricy, especially for books that aren’t really too common, as long as you’re mindful of your data, it’s better digital