Apple today unveiled an all new iMac line featuring brilliant LED-backlit 21.5 and 27-inch widescreen displays in a new edge-to-edge glass design and seamless all aluminum enclosure. The new iMac line, starting at $1,199, is the fastest ever with Intel Core 2 Duo processors starting at 3.06 GHz, and Core i5 and i7 quad-core processors for up to twice the...