C# isn't particularly new. It's almost 15 years old.

You might be more interested in Microsoft's as-yet-unreleased new language, which seems to be codenamed "Oslo"?

https://news.ycombinator.com/item?id=6974494

https://news.ycombinator.com/item?id=6983649

https://en.wikipedia.org/wiki/Oslo_(Microsoft)

http://joeduffyblog.com/2013/12/27/csharp-for-systems-progra...

http://blogs.office.com/2014/03/03/work-like-a-network-enter...