It appears conference host can get paid for organizing a call or a training via Zoom smart session. Here is a link to the main page of this technology (no referral link)
I learned about it from the interview velow. There are more use cases, vision and technology behind 2key discussed:
2Key.io has recently re-branded it's community reputation mining to Qi points. Below link a 2key smart link that one can open to read about Qi points or refer and earn reputation.