I don’t think it’s either of those. Steve cared first and foremost about the user experience and the only way to understand that is to use the device. As for

I don’t think it’s either of those. Steve cared first and foremost about the user experience and the only way to understand that is to use the device. As for perfectionism I think that’s overblown. I’ve read or listened to many people who worked with him and yes he was demanding but almost all oft gem had huge respect for him personally and professionally. The thing is Jobs hired the absolute best engineers he could get, and worked with the best for his whole career. That was just the standard he was used to and expected.