A First Look at .NET Persistance Framework Whidbey's "Object Spaces"
I would like to call it as “Object Scapes” rather than “Object Spaces“ - Microsoft's .NET Object/Relational mapping framework. Despite of having minor performance contraints, OS.NET is going to play a vital role in enhancing the programmer's ability to talk to database more friendly.
Dino is illustrating OS.NET's first look experience here