yes, both are a good way to get a free token. you can find the bounty rules in his thread, in there you will understand how it's work. you need more time for bounty, but you will get the token which worth it. it depends on your work if you do hard work I'm sure you will get a lot of income. different than airdrop, you just need to follow step which they give to you with fill the form and you will get the token.