USDT is a scam and will implode eventually, too.
https://tether.to/en/transparency/#reports
Edit: I falsely claimed they were alternating firms, but it turns out it was just a name change recently. That is my bad.
You can read all about it in the NYAG case
Edit: to reply your edit, there was no recent name change. Tether really really wants to give the impression they’re audited, but they have never done one
It’s not just a name change. The purpose of the attestations is to create the illusion of an audit.
https://www.coindesk.com/markets/2022/01/26/tethers-new-acco...
https://fortune.com/2021/10/15/tether-crypto-stablecoin-fine...
That's why Bitfinex thus Tether are banned from doing business with US citizens.