Silverlight TV 73: In this week’s episode of SLTV, Laurent Bugnion of IdentityMine appears on the show to discuss his latest additions to the MVVM Light toolkit for both Silverlight, WPF, and Windows Phone. Laurent covers several new features, including IoC (Inversion of Control) containers, new ways to implement INotifyPropertyChanged using lambdas and/or reflection, and changes to the Messenger class.