Next ASP.NET version will include important features from MVC

Despite the excitement around MVC, ASP.NET WebForms are still very popular. According to Evonet Consulting, the next major ASP.NETrelease will contain a number of features originally introduced in MVC, including Model Binders, unobtrusive client-side validation, and CSS sprites.

http://www.infoq.com/news/2011/03/WebForms-Next