Earn knowledge by these programs
these are nice programs that provide ways of acquiring software development knowledge also it can help you monitor your development live and communicate with others.
MSDN Reader:
one of Syndicated Client Experiences Starter Kit applications, The MSDN Reader allows you to browse through MSDN Magazine articles like never before. Read through articles, view figures and code snippets in an intuitive and easy-to-use experience.
Microsoft Office Interactive Developer Map:
The Microsoft Office Interactive Developer Map is a WPF application that helps developers visualize the different programs, servers, services, and tools that will help them build solutions. It allows them to drill down to each product and technology and learn about new features, objects, Web services, namespaces, and schemas required to extend Microsoft Office and build custom Office Business Applications (OBAs).
Windows Live mail :
it's not just concerned with windows live accounts emails but I consider it as a great RSS feeds reader
Links:
Microsoft Office Interactive Developer Map