We've certainly heard this "world's smallest" claim before in the world of DJ controllers, but as components shrink and plastics get thinner, we aren't shocked to see one company leap-frogging another. According to Hercules, its new DJ Console Mk4 is "the most portable and most compact 2-deck DJ controller with built-in audio for PC and Mac," checking in at 10.4- x 7.3-inches and weighing just 3.3 pounds. Making its musical debut at Musikmesse 2010, this controller boasts a pa
