Bitcoin was created by the US and Japanese governments. By slowly legitimizing it, they were hoping that it would be recognized worldwide. When it is, they were hoping to buy back all the gold and securities held by China and Russia. The Chinese caught on to it and so did the Russians. The reasons for their "bans".
CONFIRMED!!
Also involved in the project, the NSA, CIA, Illuminati, space aliens, Indians (both kinds), Nazis, Israel, the IRS, Bilderberg group, Daughters of the American revolution, the KKK, the AFLCIO, and me. Basically everyone but you.