According to a new research report from DRAMeXchange, Apple may end up using as much as 25 percent of the world’s flash memory in the third quarter. This projection is contingent on Apple wishing to generate strong holiday sales of the iPhone, as well as the introduction of a video-capable iPod with flash storage. “If Apple also unveils upgraded iPods in Q3, which may include new iPod video products that employ Flash for storage, the required…