IBM

International Business Machines (IBM), also referred to a "Big Blue", is a multinational technology company headquartered in . It is commonly associated with having created the PC platform, though it sold its personal computer division to in 2005 and shifted focus to the enterprise market.
==History==
===Early history===
The predecessor to IBM was founded on June 16, 1911 as the in through the merger of several companies involved in the manufacture of mechanical s. The name International Business Machines was first used by a Canadian subsidiary in 1917 and adopted by the parent company in an application to the on February 5, 1924.Maney, Kevin (2003) The Maverick and His Machine, Wiley, p. 89.
===Personal computer industry===
IBM's inventions over the years include the hard disk drive, , and s. On April 7, 1964, IBM introduced its first , the . The first (model 5150) was introduced on August 12, 1981, partly in response to Apple Computer's success with the Apple II series. Apple ran ads congratulating IBM in entering the personal computer market.37 Years Ago, Steve Jobs Ran Apple's Most Amazing Ad. Here's the Story (It's Almost Been Forgotten) by Bill Murphy Jr., Inc. 2018-08-23. With Apple's introduction of the Macintosh in 1984, co-founder Steve Jobs often criticized the complexity of using PCs.Mac 1984: Steve Jobs Revolutionizes The Art Of Corporate Storytelling by Carmine Gallo, Forbes 2014-01-24. In response, IBM unveiled their updated with on April 2, 1987 at the Hyatt Regency in Santa Clara. However, the 1987 Apple Developers Conference was being held next door at the Santa Clara Convention Center and several Apple employees infiltrated the IBM launch event.Beyond the Blue Horizon by Robert R. Wiggins, MacUser, p.45. 1987-08.
As clone manufacturers crowded with market with s and peripherals, IBM spun off its printer division into on March 27, 1991. On October 2 of that year, Apple, IBM, and Motorola formed the AIM alliance to develop PowerPC processors to counter Microsoft's and Intel's growing duopoly of their "Wintel" platform. The director of the PowerPC program at IBM was Bob Mansfield,Thiple-Threat Chip Poised To Claim Its Market Share by Robert K. Ackerman, Signal vol.8 p.23. 1993-09. who would later join Apple. IBM's last contribution to the alliance was the PowerPC G5 processor. However, when IBM encountered difficulties in keeping up with Apple's product roadmap, Apple CEO Steve Jobs announced that the company would switch to Intel processors at the 2005 Worldwide Developers Conference.Four years later: Why did Apple drop PowerPC? by Brooke Crothers, CNET. 2009-06-15. On May 1, 2005, IBM's personal computer division was sold to , based in China.
==References==
==External links==
*IBM official website
**PowerPC Microprocessors at IBM Microelectronics (archived 2001-07-09, 1997-08-05)
**IBM PowerPC Microprocessors and Embedded Controllers (archived 2001-06-08)
*Think Family of Business PCs at Lenovo
* at Wikipedia
===Articles===
*Half an operating system: The triumph and tragedy of OS/2 by Jeremy Reimer at Ars Technica (2019-11-29)
Category:Acronyms
Category:IBM
Category:1911 establishments