Languages feldene 20 Bitcoin's blockchain is public and transparent, showing all transactions since the system was launched. But following the flow of bitcoins can get tricky, especially if mixing services are used, which create spider web-like transaction trails. 必須 2000文字以内 [bbs:youtube:(Youtubeの動画ID)]と書くとYoutubeの動画が貼れます。(例:[bbs:youtube:OQThUAQ0UN0])