1: payment isn't guaranteed
It depends on this bounty itself, if you joined scam bounty of course you'll be never paid
2: bounty hunting is more of luck than skill
disagree, back to point 1. If you have a skill then joined a legit bounty you can earn more
3: it could turn out too be a total waste of time at any moment
Yes, if you joined the scam bounty
4: I don't know what country most bounty hunters are from.. but where I'm from.. I can't survive a week with just $100 bounty reward..
it's
WORLDWIDE. I told you don't just join only one type of bounty |(ex: only social media), try another one like the article, video, etc...