Bootstrapped but Booked Out: The Rising Trend of Waitlist-Only Startups
Why are startups deliberately restricting access instead of maximizing signups? Because controlled, invite-based growth has a well-documented track record of building stronger retention and pricing power than open signups — and Superhuman is the clearest, most extensively studied case. In 2019, with only 15,000 active users, Superhuman had more than 180,000 people on its waitlist; […]













