There is no real borders in internet. At point when one country makes usage of bitcoin difficult we can always choose different one.
Dark wallet might get even banned and I wouldn't even care. It is not like we really need it that much.
Power of government in long run is limited, one way or another.
That is not entirely true. Governments can and often do work together to try to reach common goals.
There are many treaties that have been signed by the US that can essentially make much of the internet "assessable" in the terms you are referring to to the US government and it's regulators.
