Hmmm, I would be hesitant to say the 'biz guy' isn't valuable at the start. If you're bootstrapping a company and there's 4 of you crammed into a room, it's pro

Hmmm, I would be hesitant to say the 'biz guy' isn't valuable at the start. If you're bootstrapping a company and there's 4 of you crammed into a room, it's probably not the time and place for him yet... But, I've seen teams dismantle themselves over disagreements about features, direction, or quite simply drown in incomplete and unfinished objectives. Your typical hacker is usually not the best manager or leader. I think it's good practice to have a few friends/mentors/advisors to make sure you're not drinking too much of your own kool-aid, and provide advice from time to time.