Good point but Miners can be more anonymous than pos validators. 

If you're rich, you are famous and need this identity to validate.
Mining can be done with throwaway identities

how is it different from miners today? wont they also be incriminating themselves?

faithandcredit

The discussion around pos validators might be incriminating themselves by validating transactions from North Korea was really interesting 

kilianbuhn

This thread was also one of the best I've read on the topic with good references https://threadreaderapp.com/thread/1543643213109596160.html