This is indeed quite funny to watch, but one must not forget that he is not serious. It's a kind of marketing, people now watch his videos and streams precisely because he's so upset about losses and people just tend to be gleeful.
So it's also a win-win for everyone: his viewers are happy to be entertained, and he's happy to get high click impressions and the resulting advertising revenue.
Been seeing a similar behavior from a trader that streams his trades and he goes to counter trade the market.
https://decrypt.co/75127/how-a-bitcoin-finance-expert-makes-money-while-losing-millions I guess it's the same as this and looks like it's just for the show and entertainment to his viewers it's even mentioned how he was sponsored by Stake to make his streams.