It's nice to "discover" a feature that you knew was already there but had forgotten. Reflector's "Analyzer" feature is a way to walk a Depends On/Used By tree.
I can fairly say that I never use the Visual Studio Object Browser but I live in Reflector. I've tried integrating it with Visual Studio, but this is one application that I like using Full Screen. I don't want it buried in a "toolbox window".
One of the things I love the most about reflector is that it is completely (and intuitively) usable via the keyboard. You just need to know:
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