I can’t recall specific examples but I’ve definitely heard of folks that use patreon as a subscription thing and have the kofi for one-time donations. I don’t know their financials, obviously, but it seems to me that it works.

You should especially delete a job-hunting account once you’re done with it. It depends on the site, but it likely has all the info off your resume.

The sites themselves have no reason to delete your data, plus they probably want to sell your data and / or feed it to AI.

We all know these sites have all this data, attracting those who want to hack the site to sell the data themselves.