New
#11
you left out some of the quote
"However, the royalty which Apple and other patent holders initially demanded from users of Fire Wire (US$0.25 per end-user system) and the more expensive hardware needed to implement it (US$1–$2), both of which have since been dropped" the term have been dropped means it is free.
IEEE 1394 is NOT proprietary by definition. The definition of proprietary is "ONE that possesses, owns, or holds EXCLUSIVE right to something"
Apple, Texas Instruments, Sony, Digital Equipment Corporation, IBM, and STMicroelectronics all share the patent, and therefore is not proprietary.