New Zealand's central bank, the Reserve Bank of New Zealand (RBNZ), director of currency and cash, Ian Woolford, said in a statement that the central bank agrees that regulatory action on cryptocurrencies is not needed at this time, but vigilance is needed. Woolford said the filing showed "significant risks and opportunities" in cryptocurrencies, as well as "uncertainty" about the industry's development, and therefore required extra attention. The RBNZ appears to be waiting to see h...