Think about it. The more recent housing bubble of 2008 was $10 trillion. Worldwide there's $97 trillion investments, of which $2 trillion is gold. There's also $400 trillion in derivatives. Crypto currencies at $10 billion is almost nothing - dropbox is worth more than Bitcoin and yet I don't see governments around the world trying to ban dropbox or write laws on it. The governments already realize the potential in crypto currencies but it's an education issue we are facing. The merchants could really speed up things if they offered 1% to 2% discounts to people who pay in crypto currencies.
Bitcoin is 5 years old and has a hard time keeping up with the requirements of the financial world. NEM on the other hand learned from Bitcoin's disadvantages and was specifically designed for the new economy. Other similar projects, namely BiTshares, Mastercoin, NxT or
How Please give us a list of "unique features" found only on NEM.