Peachpit today announced that it is offering free passes to the upcoming Macworld Expo taking place in Boston July 12-14. To request a pair of passes (exhibit-only passes, a combined US$50 value), send an email message to freepasses@peachpit.com with your name and postal address. The passes are available on a first-come, first-served basis, and Peachpit must receive requests by July 6, 2005.