What are the new C# 5.0 and BCL features announced at Microsoft PDC 2010?
I'm looking for answers like.

1 - Async and Await

-- A short description with some code sample

2 - IScheduler Interface

-- A short description of the bridge with some sample

etc
What are the new C# 5.0 and BCL features announced at Microsoft PDC 2010?
===

I'm looking for answers like.

1 - Async and Await

-- A short description with some code sample

2 - IScheduler Interface

-- A short description of the bridge with some sample

etc