Perfect; I was just looking for vc-annotate-next today.

Magit user here. I love it for its ability to let me do line-level control over what I place in the index. I use the prompt for deep surgery but for general coding/logging/commit-bundling, I haven't found anything better.

The documentation for it is great. I wanted something a little more breezy for quick task-centric scanning and made this...

http://daemianmack.com/2009/09/24/magit-cheatsheet/#

Maybe it'll be useful to you.