I don't think that any ban can create a serious obstacle, since you can just send bitcoin "abroad" and receive a wester union payment...
The solutions are there and numerous. The ban is not going to have any effect on cryptocurrency nor the people's involvement. It will open more channels of use that will include p2p . The government will come back into their decision as China have been doing. The economy will have some shock because some exchanges and inflow coming through government windows like banks will seize to but while it take other means.