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The demonstration required technical support staff and a mainframe time-sharing computer that were far too costly for individual business use at the time.By the early 1970s, people in academic or research institutions had the opportunity for single-person use of a computer system in interactive mode for extended durations, although these systems would still have been too expensive to be owned by a single person.Many personal computer users no longer need to write their own programs to make any use of a personal computer, although end-user programming is still feasible.

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Early personal computers‍—‌generally called microcomputers‍—‌were often sold in a kit form and in limited volumes, and were of interest mostly to hobbyists and technicians.

Minimal programming was done with toggle switches to enter instructions, and output was provided by front panel lamps.

It was built starting in 1972, and few hundred units were sold.

This had been preceded by the Datapoint 2200 in 1970, for which the Intel 8008 had been commissioned, though not accepted for use.

Another innovative feature for that time was the user interface combining a keyboard with a monitor and light pen for correcting texts and drawing on screen.

In what was later to be called the Mother of All Demos, SRI researcher Douglas Engelbart in 1968 gave a preview of what would become the staples of daily working life in the 21st century: e-mail, hypertext, word processing, video conferencing, and the mouse.

This sense of the word is used in the "Get a Mac" advertisement campaign that ran between 20, as well as its rival, I'm a PC campaign, that appeared in 2008.

Since none of these Apple products were mainframes or time-sharing systems, they were all "personal computers" and not "PC" (brand) computers The “brain” [computer] may one day come down to our level [of the common people] and help with our income-tax and book-keeping calculations.

This is a list of major active social networking websites and excludes dating websites (see Comparison of online dating websites).

For defunct social networking websites, see List of defunct social networking websites.

The CPU design implemented in the Datapoint 2200 became the basis for x86 architecture used in the original IBM PC and its descendants.

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