History of the Personal Computer	Today, the personal computer is ubiquitous. The idea of personal computers, however, goes back to the dawn of the digital age. The first personal computer was built as early as 1950.
History of the Portable Computer	Portability makes truly personal computers possible. In recent years, it has become commonplace for many to take their computer with them wherever they go.
Computer Flops	You can tell the pioneers by the arrows in their back. Several interesting concepts have been tried over the years, and not all of them were successful.