Only those that are from the US ^{[minus two states]} and El Salvador can use that feature with Strike...
^{- Unfortunately, that equates to less than 340M people at most, but in reality, is more like 75M when you combine them [link]!}

AFAIK, that Twitter account was created by Cyrus and he/she is from Romania ^{[not sure where Cyrus is based at]}; in other words, there's a small chance unless someone else created that account instead.