One of the most underappreciated features of Visual Studio .NET 2003 is the Command Window. Did you know there are a bunch of command alias shortcuts available for use in the command window? I use '?' all the time, but I didn't know about the others. And then there's the subtle distinction between immediate mode and command mode: enter >cmd and immed to switch between the two.
This is a companion discussion topic for the original blog entry at: http://www.codinghorror.com/blog/2004/09/using-the-command-window.html