Uh.. one little problem with this kid's analysis. There are multiple USDT/USD markets (https://www.tradingview.com/symbols/USDTUSD/)
You can indeed just short an artificially inflated asset, but if the sham is only revealed long after you're insolvent, you lose your money.
BTW, your bull case for Bitcoin wasn't built from trusting random people on the internet?
https://www.tradingview.com/symbols/spread/BINANCE%3ABTCUSDT...