“This is my personal vendetta against the broken healthcare system,” Ari Tulla tells me, mid-pitch, while standing on the sidewalk after a recent TechCrunch event in Redwood City. He’s talking about BetterDoctor, a startup he co-founded last year after struggling to find the best, local physicians in San Francisco during a series of family medical emergencies. Ari left his position as the head of… → Read More