The Lean Startup concept is coming to Orlando. Carlos Carbonell, CEO of Orlando-based tech firm Echo Interaction Group, will bring Lean Startup Machine to Orlando May 16-18 at Rollins College. The idea is to help entrepreneurs refine an idea into a product over the weekend. But not just any product: A viable product that people actually want. “A lot of entrepreneurs get addicted to their idea,” Carbonell said. “They get enamored to the idea and they haven’t done the analysis to know…