> I don't want to continue allowing an online environment with such an absurdly skewed gender representation. I find it intensely unwelcoming, and it's not reflective of the type of working environments I value.

I have no idea what that means other this person might not be the easier to work with, or get along with.

Probably means the attacks on them, mentioning gender, were increasing.

Some people get spam. Some people get spam about vulnerabilities that don't exist. And some people get threats.