Why the hell would they do that?
Those countries are extremely unsafe to store gold or other valuable stuffs, if they realize that they can store their money in a save way like BTC ,what makes you think they would not to do so

assume their local currency are almost incapable to store value ,because the uncertainty of their government .
I think we're starting to make some pretty sweeping generalizations here. What makes you think that they
would do so? We are talking about the same bitcoin that recently lost almost half its value over a 2-week period, right?