Even if, and it's a big if, whatever online store you "bought" your digital content from is around forever and never arbitrarily bans your account with no way t

Even if, and it's a big if, whatever online store you "bought" your digital content from is around forever and never arbitrarily bans your account with no way to appeal, you still get less value out of your purchase. You could lend a physical medium to a friend or resell it. Can't do any of that with a digital purchase. Yet, somehow, digital purchases still often cost as much as the real thing.