@toiletpaper

> You can eliminate most of the spam on the internet by not using gmail

I don't. Spammers that want me to call them on Whatsapp do, though.

> I'm lucky if I get a few spam messages per year in total (with several domains routed into a catch-all inbox),

My server used to be like this.

> Either google's staff are utterly incompetent, or they allow it to be that way on purpose.

It's because nobody blocks GMail for the domain.