 When the din of Pakistans most notorious weapons market becomes overwhelming, arms dealer Muhammad Jahanzeb slinks away from his stall, past colleagues test-firing machine guns, to read in the hush of the local library.Its my hobby, my favorite hobby, so sometimes I sneak off, the 28-year-old told AFP after showing off his inventory of vintage rifles, forged assault weapons and a menacing array of burnished flick-knives.Ive always wished that we would have a library here, and my wish has c... 