If you think we only get annoyed over scientific errors, you might want to check out "Movie Cliches That Get on My Nerves," over in Small Media at Large. Or read the pretty scathing review I wrote of The Other Boleyn Girl. The idea that there can't be good science in movies is silly and wrong.
"Now everyone was giving her that kind of look UFOlogists get when they suddenly say, 'Hey, if you shade your eyes you can see it is just a flock of geese after all.'"
"You can't erase icing."
"I can't believe it doesn't work! I found it on the internet, man!"