Apple's new iMac announcement on Tuesday included an interesting bit of information on an upcoming technology Apple calls "Fusion Drive." According to Phil Schiller this morning, the technology takes a relatively small solid state disk and a relatively large spinning hard disk drive, then "fuses" them together into a single drive. Speculation in the Ars forums started immediately, with most wondering if "Fusion Drive" works the same as current hybrid disk drives. Those incorporate some amount of NAND flash inside of a traditional hard disk drive as an extended cache. Read the full story at ARS Technica.