Let me take you all the way back to April 2018. I was working at a startup that was about to ship a heavily requested new feature. We'd captured interest in the feature by building a waitlist but we were being pretty secretive about the launch date (mainly because we didn't know when development would be finished).After shipping the last features to make it MVP complete, we did some very light testing to ensure all of the user journeys worked as we expected. Things were looking good and after di...