Power Macintosh, or Power Mac, is the name of a line of Apple Macintoshpersonal computer based on a PowerPC processor. Apple Computer started producing Power Macs in 1994; earlier models were based on Motorola 68000 processors, and the MacOS operating system released with the new machines included an emulator to enable programs written for the older machines to run without changes.
Other PowerPC-based Macintosh lines include the iMac, iBook, and various PowerBook models since 1995.
... so that it can only be decoded and viewed using an encryption key, which the DVD Consortium kept secret. In order to gain access to the key, a DVD player manufacturer ...