Wei-Yu Chen says to Re: 從零開始的公園生活交流群 https://blog.aweimeow.tw/2017/12/13/bitcoin-%E6%AF%94%E7%89%B9%E5%B9%A3%E6%8C%96%E7%A4%A6-hashflare-%E7%A4%A6%E6%A9%9F%E8%B3%BC%E8%B2%B7%E6%95%99%E5%AD%B8/