If you happen upon a frazzled-looking group clutching film equipment this weekend, don't go assuming that Kevin Spacey's MIT blackjack movie has run into tough times. Instead, give local filmmakers a hand (or a triple shot of espresso), because the 48 Hour Film Project is likely pushing them to their creative edges. Teams in 55 U.S. cities (and a few abroad) will be gathering early this evening to celebrate and prepare for two full days......