Cleary you haven't tried bounty or doing it long enough. Hunters still participate on bounties because they still believe that they can earn money because of a good project. And honestly, There are still projects out there that has potential coins had back in 2017. But there's nothing wrong to quit of stop doing bounties to try something new on crypto. Also, You can still do it while doing other investments or another source of income. It just takes a few minutes a day.