If you're in work and actually working, you're probably in the minority. ISEPTA/RIPIT LAUNCH PARTY AT NATIONAL MECHANICS Independents' Hall is a homegrown collective of tech-savvy brains dedicated to breaking up the monotony of their work-a-day lives with challenging and innovative feats of awesomeness. Tonight, they're partying at National Mechanics in Old City. The occasion? The simultaneous launch of iSepta and Ripit. iSepta is an elegantly simple alternative to Septa.org that was originally cooked up......