This grinching illustrates my theory that you should never send an expert to a movie about his specialty.
Boxers hate boxing movies.
It shares the common hacksploitation conceit that a kid with a computer and a modem can alter the course of human events with a few taps on his keyboard. For his punishment, he is ordered not to go near another computer until his 18th birthday. Flash forward to Dade's 18th year. Now played by Jonny Lee Miller, he's hacking away again, and gets involved with a bunch of other brilliant teenage computer whizzes at his high school. At first they compete with one another.