We are excited to announce an update to the Visual Studio Achievements extension: the availability of nineteen new achievements all oriented toward Windows 8 app development.
If you are new to Visual Studio Achievements, check out this post.
If you already have the extension installed, you can update the extension right from the Visual Studio Extension Manager.
Complete List of New Achievements
I like how these (that I've looked at at least) seem to sponsor "good" development tasks and such. They seem to encourage you to delve into Win 8 Dev areas you might not have thought to look into, etc. (i.e. exactly what achievements are kind of meant to do... ;)