Bankrupt Bitcoin exchange Tradehill suing red hot payment startup Dwolla for $2M

One of the reasons that small startup are loathe to announce big funding rounds is that plaintifs and patent trolls always come out of the woodwork. Payment startup Dwolla, which recently closed a $5 million round of funding led by Union Square Ventures, is now defending itself against a $2 million lawsuit from defunct Bitcoin exchange Tradehill, as first reported yesterday by Betabeat.