Marc Andreessen, an American entrepreneur posted Sunday a picture of what appeared to be a Twitter user (NYSE:), impersonating him to promote “free crypto” giveaways. What algorithm would catch such content? asked Andreessen. Elon Musk (NASDAQ: Tesla) replied that humans are Tesla’s CEO. This sparked a conversation about ways to reduce the number of spam advertisements and scams on the cryptocurrency platform.

Mark Cuban was the billionaire investor who suggested a more unconventional solution. Cuban said that the first step to solving the problem was adding an “Optimistic rollup” or layer-2 solution.DOGE).