Overlooked amid a resumption of digital-asset market volatility is a resurgence of activity by anonymous owners of long-dormant Bitcoin accounts that suggests more dramatic price swings lie ahead. Starting in October, a large number of holders who hadn’t touched their Bitcoins for between six months and more than 2-1/2 years began moving their coins, according to analytics provider Flipside Crypto. The trend has continued since the start of the new year, with so-called digital wallets that have been active in the last 30 days now holding about 60 percent of the circulating supply, the Boston-based firm found. “It’s ... (full story)