Really depends on your background doesn't it? You could have convictions, be sanctioned, have visa problems, or all kinds of things that are not easily solvable.
Indeed, and this guy's personality seems a little "difficult" which might make the interview process short. I've known people with insane skills who have such weird personalities that they never get hired. Doing remote bug bounty stuff is a blessing for them.
Come on, with these skills you could convince someone to give you a job if you’re on the streets otherwise. You might not be a senior engineer in the exact thing you want but you won’t be on the streets.
We are, quite notably, in a huge hiring crisis where vast numbers of programmers and researchers can't even get interviews. It really is not that simple