James Thomson of PCalc, Ashley Nelson-Hornstein of Dropbox, Bryan Irace of Tumblr, and Brad Ellis Pacific Helm join Guy and Rene to talk about Extensibility, its benefits and limitations, and the just-announced WatchKit.

Show notes * App Extensions * Making Dropbox for iOS more accessible * Building Quality Code That Lasts: A Dropbox Story * What we learned building the Tumblr iOS share extension * Calculator widgets will be allowed in Today view * Extensibility in iOS 8: Explained * WatchKit * What you need to know about WatchKit

Panel * Brad Ellis of Pacific Helm * Bryan Irace of Tumblr * Ashley Nelson-Hornstein of Dropbox * James Thomson of PCalc * Guy English of Kicking Bear * Rene Ritchie of Mobile Nations

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