i think bitcoin is controversial indeed it was. bitcoin has been so popular cause nowadays bitcoin reaches his highest value rate of 8206.89 US Dollar so its hot in the eyes of people. all of people want it is very controversial. many of life can change by bitcoin. its bigger and bigger day by day so let see how bitcoin change every ones life
I think bitcoin is not controversial, some people make it. bitcoin is its own value in the market and a set of define rule to work with bitcoin or making investment in bitcoin and making trade in the bitcoin, also there are clrear and defien rule for transfer of the bitcoin. when every thing is defined the what make controversial; only those people who have thier banks and who have a lot amount of gold. they think and it will be in future that both banks and golds will lose therir value due to the bitcoin.