USDD is actually a "wrapped" interest-bearing version of USDT. I just thought of this idea recently. Why do I use the term "wrapped"? In the past, when we talked about wrapping, it was mostly in reference to native tokens on public blockchains, for example, WTRX is a wrapped TRX, because most native tokens don't meet the network token standards and can't be recognized by smart contracts. So why do I say "wrapped" interest-bearing USDT? 1/ USDD and USDT can use PSM