Quora has been dead for a while https://slate.com/technology/2024/02/quora-what-happened-ai-decline.html

Are we headed toward an internet of zombies (IoZ)?

One in which virtually all of Web2 content is of the circular, zero-calorie, Gen-AI kind; where only hordes of clueless humans keep roaming those sterile digital scapes; and the bloodied survivors shelter in isolated Web3 pockets of civilization with Sybil shields up?

Search results for most purchasable things are already this way (once you peel back a layer of plausibility)