They'll use whatever resources they have available to them to do that. AI is probably a drop in the bucket, but I am sure it has been experimented with to some degree.

They don't need AI slop

I found a YouTube link in your post. Here are links to the same video on alternative frontends that protect your privacy:

• yewtu.be
• inv.nadeko.net
• yt.artemislena.eu
• piped.video