Yes new and new innovative business are coming this days earn money.
Refereum also one of the similar kind of business were they pay their users back when they play game or watch steaming of another user.
I have also written an article on refereum if you want you can check it out.
https://steemit.com/refereum/@airdrophunter/refereum-rfr-get-paid-to-watch-and-play-video-games
Thanks man, Yes I am aware of refereum. I will check the season 4