Bitcoin trading volumes have tumbled this month by 47% from May’s record level, in a bleak turn of events for the digital-asset industry as cryptocurrency prices retreat. A daily average of $34.8 billion of bitcoin has changed hands in the first eight days of June, compared with the unprecedented $67 billion charted last month, based on data from CoinDesk Research. The June average so far is the lowest for any month since December. “Traders have certainly lost the appetite for bitcoin in this uncertain market environment,” the Norwegian cryptocurrency analysis firm Arcane Research wrote Tuesday in a report. {chart} ... (full story)