Performance sometimes takes a back seat when you're developing an app or service. PerfTips make it easier to evaluate the performance of your app during normal debugging so that you can measure performance and find unexpected issues simply by setting breakpoints and/or stepping through your code with the debugger. This video shows you how.
For this interview I got to talk to Amir Rajan on dynamic types in C#. He showed a very interesting use case (working with databases and tables) for the dynamic type and introduced us to some open source code he created to facilitate this kind of work. Here's some links to learn more: