No, but they were "fat startups" aka startups that weren't founded on lean startup principles, like customer validation and customer development. Fat startups d

No, but they were "fat startups" aka startups that weren't founded on lean startup principles, like customer validation and customer development. Fat startups definitely can be successful, but it's more of a crap shoot. Lean startup advocates would claim that the probability of a lean startup succeeding is much higher.