Finally got to see this film. Loved it, I will probably end up buying the DVD and reading the original book.
I can't quite judge how accurate the science was since it's far from my field of expertise, but one thing I'm sure of is that you don't need to directly connect your laptop to a supercomputer to run a computation on it (I'm not even sure that's possible anyway). That was the one thing actually in my field of expertise
"The main difference between Trekkies and Manchester United fans is that Trekkies never trashed a train carriage. So why are the Trekkies the social outcasts?"
Terry Pratchett