(Bloomberg) -- A digital token debuted by President-elect Donald Trump has rattled the cryptocurrency market, attracting billions of dollars of trading volume while stoking concerns about conflicts of interest.Most Read from BloombergHow Sanctuary Cities Are Preparing for Another Showdown With TrumpNYC Commuters Get New Way to Dodge Traffic: $95 Helicopter RidesWhat LA’s Fires Mean for the City’s Housing ShortageDeadly Landslide of Garbage Displays Uganda's Missed OpportunityScaramucci, Ackman D