On certain things you now have download as it becomes available, in a week it’ll be gone. For things that no one cares to pay for monitoring of, you can go back years.
So, pros and cons to torrents that don’t get taken down specially but torrents “die” of old age when no one seeds them.
It’s odd to me that file sharing seems to have hit a wall after torrents got popular. Doesn’t it seem like Usenet shouldn’t be the best option considering it’s age?