Stupendously awesome, after two weeks of use I'm three weeks smarter Rated 5 out of 5 stars

Beware brain, this pinky is right behind you.
This extension saves me a lot of time. Instead of googling every subject I want to learn about, it's all right there, Wooohooo!

This review is for a previous version of the add-on (0.9.91.5360).