1.4 Million new Android devices are activated every day. 500 Million iOS devices sold. You can target all of them today from your existing C# skills and code.
This talk covers:
very brief introductions to Mvvm, Portable Class Libraries, MonoTouch and Mono for Android
a walkthrough of creating an app using Mvvm and Data-Binding on MonoTouch and Mono for Android
using native features and functionality through portable plugins
delighting users with native UIs on all platforms