Let's Talk about .. Visual Stuido 2005-Features

Today, P'Beer, the outsource at my office teached me about what the important features of Visual Studio 2005 over Visual Studio 2003. He said that there are three vital features:

1. AJAX (Asynchnous JavaScript and XML), while Visual Studio 2003 retrieve the data via the XMLHttpRequest object.
2. Master Page/Detail Concept.
3. Theme/Skin which is also included CSS.