Justin and Jason discuss Justin’s impending move to the mountains and what life will be like living there, how Justin is throwing off his mental chains, why you should take advice from successful people with a grain of salt, the importance of taking time off, working with the Web Audio API, the messy development process of the original iPhone, the General Magic documentary, how startups are responsible for most technology innovation, the history of Slack, Justin’s new podcast, and predictions for the new decade.