The Apple IIc, released in 1984, was a compact and portable version of the Apple II series. Designed as a transportable all-in-one computer, it featured a built-in disk drive and carrying handle, targeting home and educational users with its sleeker, more user-friendly design than earlier models.
Intel announced the 486 CPU at Comdex on April 10, 1989. The chip was priced at $950 each when purchased in quantities of 1,000.
The Apple II was announced on April 16, 1977 as one of the first pre-built desktop computers, though it didn't ship until June of that year. It went on to sell approximately 6 million units.
Windows 3.1 was released on April 6, 1992 as the successor to Windows 3.0. It provided a graphical user interface that ran on inexpensive ordinary PCs.
Xerox, a dominant company in the 1960s, invented the graphical user interface (GUI) but failed to capitalize on it. The article explores how Xerox pioneered the technology that later companies like Apple popularized.
The Atari ST computer was introduced on April 8, 1985. It sold 50,000 units quickly after its release.