They can earn through this crypto currency and help their family and their selves .
Yes, it will be an excellent opportunity for unemployed people who have plenty of free time to study bitcoin.
Faucets give away fractions of cents. People may be able to trade to make a profit, but I doubt that the unemployed will invest thousands in Bitcoin to try to make money out of it.
To the OP, I guess governments will all be aware of bitcoin now, some regulations are in place, but they don't really care about it yet. I doubt they consider it a threat or a great opportunity. The number of users is small, but increasing. They might actually take note of crypto in the future, hopefully they will have to!