Moved where? Moving to a different wallet wouldn't prevent freezing. It's 5B, impossible to cash out or exchange for different crypto quickly.
here's an interesting article by DataFinnovation arguing that blacklisting crypto is doomed to fail.
https://medium.com/chainargos/losing-the-blacklisting-race-e...
right but too late to call freeze on the original wallet address as per gp's post. I would imagine it got distributed to many wallets and attempts to tumble by the time Tether could move on it.
they took loan against it.
Excluding wash and artificial activity, supposedly stablecoins trade 400M/h so if it took 2h to notice and lock they might have been able trade about half a billion without overwhelming existing volumes?
https://finance.yahoo.com/markets/crypto/articles/stablecoin... (I didn't verify per-stablecoin volume, or actual volume at those hours, or typical volume for those exact hours, which a better analysis would have done.)