No, what they are all saying is that issuers of Tether tokens are buying bitcoins with their proceeds. They so know because of bitcoin's stupendous price rise.

No, what they are all saying is that issuers of Tether tokens are buying bitcoins with their proceeds. They so know because of bitcoin's stupendous price rise. And as the reasoning behind it they are pointing to Tether issuers' imminent facing of regulatory and criminal scrutiny.