Maybe you feel like they are confusing and dangerous? Maybe you think they are a waste of space? Maybe you can relate to Clark Griswold in National Lampoon's European Vacation every time you enter one?
Personally, I am a big fan. I love anything that prevents me from having to wait at red lights or for green arrows. I don't like stopping in general.
Wonder why they are springing up all over the place lately?
"Where roundabouts have been installed, motor vehicle crashes have declined by about 40 percent, and those involving injuries have been reduced by about 80 percent. Crash reductions are accompanied by significant improvements in traffic flow, thus reducing vehicle delays, fuel consumption, and air pollution."
(click here for their reasoning)
Those are all good things! Go roundabouts!