> Mythbusters also proved that tailgating large trucks helps a lot, > but > it's a pretty horrible way to die if you don't stop when they do Long long ago on a weekly intercity commute of about 70 miles I found that if I was inside about a motorcycle length behind a large truck then power requirements were very noticeably reduced. Fun, and much warmer on cold nights, but hard on the nerves. Not something I did over any great distances more than a few times as it was far too dangerous. Russell -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist