Actually I was only taking about myself and how I see it, but perhaps this view is more prevalent on HN than in other communities, yes. I'd like to think that is, because people on HN are more technical and more informed about how this stuff works, than the average Internet visitor.

Anyway, they could offer people to support them for example via GNU Taler, which aims to keep the "buyer" anonymous and the seller not anonymous, so the problem of entering payment detail is out of the way, using a free software solution.