Trezor is security theater and a marketing machine. Just like most hardware wallet makers by the way. But Ledger and Trezor are kind of the worst. (and their stuff sux-)
Discussion
Yeah, they did quite a good job implementing the WabiSabi protocol with hardware wallet signing. It does require a USB connection and a number of pre-approved rounds to sign, which is not the gold standard airgapped PSBT method. They trade-off towards usability.