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The technical term for a work with this kind of multiple linkages between components is hypermedia; however, many commentators are tending to use multimedia as automatically implying a hypermedia structure also, and I am following that usage here.

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Strictly, the standard is called "MPC Level 2" , which superceded an earlier, technically unsatisfactory, "Level 1" standard. The latter is now effectively defunct.

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An MPC system, with some minor additional components, is eminently suitable for connecting with the Internet. Furthermore, the telephone line need not even be dedicated to this purpose; for example, the communication with the rest of the Internet could be arranged to take place, unattended, only during nighttime hours.