There are also other ways to make money from the cryptocurrency industry. Staking and Farming. You can also make a profit by staking your asset. It is like a fixed deposit in Bank.
You can also earn some crypto through bounty, airdrops and signature campaign.
It's just an option where each has different skills in mastering it because if you mention the Bounty then it includes a signature campaign that can only be participated by those who have a certain rank, while newbies can only take advantage of the bounty through their account social media.