Although the idea behind Cuil is good, the developers (who are ex-Google) rushed it. In the Tech world, it's the first week/day that can make or break a product. Cuil flopped on its first day, and wasn't up to scratch for a few weeks.

I get better results on Google than on any other engine. Though I do wish they hadn't moved the other searches bar to the top of the page.

I'll let them off, though: http://www.google.com/intl/xx-pirate/