https://blog.wongcw.com/2022/05/16/%e5%be%b7%e5%9c%8b%e8%b2%a1%e6%94%bf%e9%83%a8%e5%ae%a3%e5%b8%83%e5%b0%8d%e6%8c%81%e6%9c%89%e6%bb%bf%e4%b8%80%e5%b9%b4%e7%9a%84%e5%8a%a0%e5%af%86%e8%b2%a8%e5%b9%a3%e6%94%b6%e7%9b%8a%e5%85%8d%e5%be%b5/
德國財政部宣布對持有滿一年的加密貨幣收益免徵稅