Emily Sweeney at the Globe did a great piece on a local guy with ">an unusual hobby--barf bags. Most barf bags are plain, white, and discreet, but one guy relishes collecting the snazzier unused barf bags and posting them online. Steven J. Silberberg, from Hull, runs the Air Sickness Bag Virtual Museum. (Love the euphemism "air sickness.") He began his hobby in 1981 and now has 2,037 bags, all lovingly detailed and cataloged on the......