Rated 2 out of 5 stars

per Ben Park el gen. 26, 2010 · enllaç permanent

This isn't as good as the old Firefox that let you search with Google.co.uk, because it doesn't recognise Wikipedia, for example.
Try it yourself - search for Wikipedia. It doesn't find it.
Knowing it doesn't work with this, makes me wonder what else it isn't finding. Not helpful.