Great WWDC video[1] "Introducing the New System Fonts" which dives deep into all the tricks they pulled, and why, with the San Francisco font (unfortunately, on

Great WWDC video[1] "Introducing the New System Fonts" which dives deep into all the tricks they pulled, and why, with the San Francisco font (unfortunately, only viewable in Safari and WWDC app) [1] https://developer.apple.com/videos/wwdc/2015/?id=804 https://developer.apple.com/videos/wwdc/2015/?id=804