The bitcoin boom is just getting started, two venture capitalists said Monday at the TechCrunch Disrupt conference. Get ready for a wave of new bitcoin start-ups, said Chris Dixon, general partner at Andreessen Horowitz. Bitcoin start-ups are a "very interesting area" and present an opportunity for the creation of a range of new businesses, including companies focused on merchant services—like PayPal—bitcoin exchanges and companies with banking models that focus on storing the digital currency. "What the critics are underestimating is that you had a first wave of bitcoin start-ups and people were interested in ... (full story)