The Nigerian central bank reverses its stance on Bitcoin and now says it is "allowed." The governor of the Nigerian Central Bank has changed his mind about bitcoin trading restrictions. Some argue he had no choice but to "enable" Nigeria's "digital money" to "come to life." Nigerians had the greatest percentage of Bitcoin users of any country polled. In comparison to 6% in the United States, 32% of respondents stated they own or use the currency.