1) Until that announcement: impossible for regular people, and maybe possible for big enough customers agreeing to go through many hoops like dealing with a ban

1) Until that announcement: impossible for regular people, and maybe possible for big enough customers agreeing to go through many hoops like dealing with a bank in Uganda (from what I've heard, not sure if even that was possible). 2) Of course not. 3) Which federal government are you thinking about? I think Bitfinex is a Hong Kong entity, and Hong Kong is not a federation (it's a Special Administrative Region of the People's Republic of China), so doesn't have a federal government.