After months in stealth and bullish reviews from beta users, it was Cluster’s time to fly. Co-founder and CEO Brenden Mulligan knew no one had cracked private, group photo sharing at scale. He could envision the headline he wanted: “Cluster Finally Solves Collaborative Photo Sharing.” But the week before it debuted, competitor Albumatic launched (now defunct), to the fanfare of technology bloggers and journalists. Instantly, the conversation changed from “Amazing — can I write about this?” to “How are you different from Albumatic?”
