http://tv.ssw.com/6417/3-minutes-with-asp-net-5-the-cheese-has-moved

ASP.NET 5 (formerly known as ASP.NET vNext), along with .NET Core, is Microsoft’s ground-up rewrite of the .NET Framework. It is designed specifically for modern cross-platform web-application development and involves a number of breaking changes and new concepts that the .NET developer will need to be aware of.