You wouldn't end up being "just another generation site with crypto", you'd become a magnet for everyone who's generating things they're scared of having their legal identity tied to.
No, I don't want to upload my passport and personal information to some site.
No, I don't want to use Paypal or credit cards
No, I'm not a criminal. I value my privacy, as many others do.
I had to stop supporting logged out users because 99% of the CSAM generated on the site came from people trying to skirt the basic login requirements.
Sorry but your privacy doesn't trump my not wanting to run a child porn site, and the overwhelming majority of the public manages to live through having to login in and pay for things with traceable money.
And before the conversation goes there: is it a perfect filter? No. But a 99% reduction (realistically near 100% reduction) in unwanted behavior is what I'd call very effective.
Because otherwise hackernews will be filled with spam. We don't want hackernews to be running a child porn site and this will reduce 99% of that risk.
Giving away your personal privacy isn't the only option and you know that.