[aduwah]

I wonder if the abuse bots could be somehow made to mine some crypto to give back to the bills they cause

[boxedemp]

You could try to get them to run JavaScript, but I'm sure many is them have countermeasures.

[jeroenhd]

Bots have had to up their compute budget to solve Anubis challenges, so perhaps it's possible if you trick the bot into thinking you're using Anubis to filter bots out.