NEWS

Xamarin: The future of mobile app development
In case you haven't seen it yet, here's the session from Microsoft Build where Miguel de Icaza & James Montemagno announce the Xamarin Live Player and embedding .NET applications into existing mobile applications.
Embeddinator-4000: Embed .NET into your existing mobile applications
Xamarin has [historically] had a problem with adoption within companies that have already have mobile applications. Embeddinator-4000 changes this - you can now embed Xamarin (.NET) into your existing Java, Swift or Objective-C codebases as a reference and slowly migrate slowly towards a single language/set of software developers. Costly rewrites to realize the benefits of Xamarin are no longer required!
Xamarin Live Player: limitations & toubleshooting
If you encounter any issues not listed on this page, please report them via bugzilla.
PERFORMANCE
FFImageLoading - Xamarin.Forms.Image vs CachedImage
No cache (Image) VS disk cache (Image) VS disk + memory cache (FFImageLoading) comparison
XAMARIN FORMS
What's new in Xamarin.Forms
In this video from Microsoft Build, Jason Smith provides a peek into the future of Xamarin.Forms.
.NET
Preview of .NET Standard - 2.0
In this video, Immo Landwerth (MSFT) runs you through everything you need to know about the upcoming changes to the .NET ecosystem.