The important thing I'd full knowledge about cryptocurrency

I don't really get this topic but maybe you are trying to ask the kind of people that can trade or buy Bitcoin and the answer is anybody can buy Bitcoin

Bitcoin will be a global currency in the nearest future

Digital currency is the new era of exchange. It will take over all form of exchange very soon

Binance
Idex
Hotbit
Coss...  Etc you can exchange in any provided you follow their trading rules

Bitcoin will still grow in Nigeria,  just that people are not educated about the Bitcoin

That is the law of supply and demand of money.  Money can not just be print any how

Yes cryprocurrency wallets can be hacked,  that's why you need to keep your details save

My telegram username
@lordjoe

The ico is good and even a lovely airdrop...  The more u refer d more earn