Before the existence of bitcoin they're many other digital economic assets that is in line with government policies like crude oil, gold and much more, government where comfortable with this assets trading online, including forex but crypto currency like bitcoin that would have change lives and alienates poverty from the world, government are afraid of its cumulative value.
Bitcoin is an assets that we shouldn't lose or allow to dies off, if you check history of all money weather digital or paper bitcoin circulate faster in values and distributions. As highly respected as dollars not all countries have it but bitcoin is 14 years now, the world is aware of it. Do you think bitcoin will stay if government totally remove their hands or stand against it?