
That is how Tasmania has worked for over a century. They call it Hare-Clarke but it is a form of STV. They also use it in the Australian Capital Territory.
Mixed member might be more suitable nationally here. I have mixed feelings about the example in NZ. Anything is better than FPTP which should only be in history books. Even ranked choice/preferential with what you already have is an incremental improvement if that is all you can get.
The US is a narco-state. Always has been. Should tariff them until the Sackler family are serving life.