Well in most developing countries of the world especially in Africa and southern America the battle of a stable currency has been there issue and this countries has sometime serious of inflation and there currency are so weaker can only be accepted for trade within their country.
If bitcoin becomes adopted generally if will Forster a healthy trading ecosystem among countries and also tackle problems of inflation, slow and ineffective transaction processes and even prevent scam and corrupt practices
These countries need sane economic policies before anything else, and the form of money is not very important here. We are all very well familiar with the Zimbabwean dollar and its ultimate collapse. Now they use the American dollar and a basket of other currencies. Obviously, this fixed the problems with currency inflation, but did it help them with their economic woes? Their economy is still in rags and ruins because it is not money that is the cause of the problem. In this way, money is a means to an end, and if this end consists only or mostly in robbing the country, it doesn't matter what kind of money gets circulated.