Back at the beginning of WPF, before Silverlight, there was MVVM Light. While on the Modern Web Tour in Zurich, Richard sat down with Laurent Bugnion to talk about his work creating the open source toolkit that helped developers build cross-platform applications using the Model View View-Model pattern. Laurent's story crosses much of the story of XAML itself, from WPF to Silverlight to Windows Phone and Xamarin Forms!