Controversy comes up when the concern is in its peak growth. Few dig into it and adapt to it and few do not. Bitcoin has turned the currency market towards crypto.
the emergence of bitcoin that has the potential to replace the dominance of conventional currencies, obviously very disturbing the ruler of the world economy, then there will be a lot of rejection and there are some problems deliberately raised by the banking world who feel threatened in the pattern of payment, they are very afraid of losing their money trees which can be replaced by bitcoin, but I don't think bitcoin can be dammed or blocked.