Facebook marketplace also keeps people scrolling which means theres just way more prospective buyers.

Search is bad at finding what you want but good at keeping you searching.

Here in Canada, kijiji(ebay classifieds) was popular and has accounts and ratings. People still have moved to marketplace.

True, it is pretty bad at getting right to what I want. A genuinely useful integration of AI would be to process and classify listings on upload so that I can have more filters on attributes of items for sale. I'm not holding my breath for that though