Photo: Courtesy, UPI 1983
Seattle Reddit user “Vadermeer” claims to have found a stack of internal Apple memos during a February visit to a Seattle Goodwill thrift store.
Seattle Reddit user “Vadermeer” claims to have found a stack of internal Apple memos during a February visit to a Seattle Goodwill thrift store.
Photo: Courtesy, UPI 1983
The Lisa was born in January 1983, about a year before the Macintosh. An old Apple Lisa II and Mac SE are shown at the Computer History Museum in Mountain View.
The Lisa was born in January 1983, about a year before the Macintosh. An old Apple Lisa II and Mac SE are shown at the Computer History Museum in Mountain View.
Photo: David Paul Morris, Special To The Chronicle
Here's a Mac Pro at the 2013 Apple WWDC at the Moscone Center in San Francisco.
Here's a Mac Pro at the 2013 Apple WWDC at the Moscone Center in San Francisco.
Photo: Kimberly White, Getty Images
Steve Jobs leans on the new Macintosh personal computer following a shareholder's meeting on Jan. 24, 1984, in Cupertino.
Steve Jobs leans on the new Macintosh personal computer following a shareholder's meeting on Jan. 24, 1984, in Cupertino.
Photo: Paul Sakuma, Associated Press
"We were not prepared for it," said Tim Bajarin, an industry analyst who started covering Apple in 1981. "Jobs was the master of secrecy. He swore the team and everybody with death, probably, to keep them from talking about it."
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"We were not prepared for it," said Tim Bajarin, an industry analyst who started covering Apple in 1981. "Jobs was the master of secrecy. He swore the team and everybody with death, probably, to keep them from
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Photo: Spud Hilton, SFC
Michael Spindler, then-president of Apple, poses with the new line of Power Macintosh personal computers at a New York news conference on March 14, 1994.
Michael Spindler, then-president of Apple, poses with the new line of Power Macintosh personal computers at a New York news conference on March 14, 1994.
Photo: LUC NOVOVITCH, Associated Press
John Maletic, employee from Apple Computer Inc., left, demonstrates the usage of a Macintosh computer product at the annual Macworld Expo on August 3, 1994.
John Maletic, employee from Apple Computer Inc., left, demonstrates the usage of a Macintosh computer product at the annual Macworld Expo on August 3, 1994.
Photo: KUNI TAKAHASHI, Associated Press
Steve Jobs, then-interim CEO, poses with a new iMac during a media event on May 6, 1998. This all-in-one computer had a new look.
Steve Jobs, then-interim CEO, poses with a new iMac during a media event on May 6, 1998. This all-in-one computer had a new look.
Photo: John G. Mabanglo, AFP/Getty Images
An overhead view of the iMac in August 1998. This computer revolutionized the desktop, Bajarin said, and led to the moment in 2000 when Jobs told an audience the Mac would be the center of its "digital lifestyle."
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An overhead view of the iMac in August 1998. This computer revolutionized the desktop, Bajarin said, and led to the moment in 2000 when Jobs told an audience the Mac would be the center of its "digital
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Photo: BEN MARGOT, AP Photo
People work on a row of iMac computers at the opening day of the 2000 Macworld Conference and Expo in New York.
People work on a row of iMac computers at the opening day of the 2000 Macworld Conference and Expo in New York.
Photo: PETER MORGAN, REUTERS
Steve Jobs introduces the Powerbook G4 on January 9, 2001. The device, marketed to professionals, was much smaller than Apple's early laptops.
Steve Jobs introduces the Powerbook G4 on January 9, 2001. The device, marketed to professionals, was much smaller than Apple's early laptops.
Photo: Alan Dejecacion, Getty Images
Steve Jobs talks about new software and hardware at Macworld Conference and Expo in New York on July 17, 2002. An iMac with a new 17-inch LCD was introduced.
Steve Jobs talks about new software and hardware at Macworld Conference and Expo in New York on July 17, 2002. An iMac with a new 17-inch LCD was introduced.
Photo: CHIP EAST, REUTERS
Steve Jobs unveils the new Mac Mini G4, while wearing the new iPod Shuffle around his neck after giving the keynote address during the Macworld Conference in San Francisco on Tuesday, Jan. 11, 2005.
Steve Jobs unveils the new Mac Mini G4, while wearing the new iPod Shuffle around his neck after giving the keynote address during the Macworld Conference in San Francisco on Tuesday, Jan. 11, 2005.
Photo: JEFF CHIU, Associated Press
Apple workers use iMacs at the MacWorld conference in a San Francisco on Jan. 10, 2006.
Apple workers use iMacs at the MacWorld conference in a San Francisco on Jan. 10, 2006.
Photo: PAUL SAKUMA, AP Photo
New 13-inch widescreen MacBooks are seen in Cupertino in May 2006. These laptops were more consumer-oriented than the MacBook Pro, which was also released that year.
New 13-inch widescreen MacBooks are seen in Cupertino in May 2006. These laptops were more consumer-oriented than the MacBook Pro, which was also released that year.
Photo: JOHANSEN KRAUSE, AP Photo
Steve Jobs unveils the new iMac and iLife program at Apple headquarters on August 7, 2007.
Steve Jobs unveils the new iMac and iLife program at Apple headquarters on August 7, 2007.
Photo: Kurt Rogers, The Chronicle
Apple CEO Steve Jobs holds up the new MacBook Air on Jan. 15, 2008.
Apple CEO Steve Jobs holds up the new MacBook Air on Jan. 15, 2008.
Photo: Jeff Chiu, Associated Press
Macworld attendees check out the new 17-inch MacBook Pro on Jan. 6, 2009.
Macworld attendees check out the new 17-inch MacBook Pro on Jan. 6, 2009.
Photo: Mike Kepka, The Chronicle
In his first keynote as CEO, Tim Cook speaks in front of a projection of the Macbook Air and iMac during an announcement at Apple headquarters on Oct. 4, 2011.
In his first keynote as CEO, Tim Cook speaks in front of a projection of the Macbook Air and iMac during an announcement at Apple headquarters on Oct. 4, 2011.
Photo: Paul Sakuma, ASSOCIATED PRESS
Released in June 2013, the new 13-inch MacBook Air has a fourth-generation Intel Core processor and up to 12 hours of battery life.
Released in June 2013, the new 13-inch MacBook Air has a fourth-generation Intel Core processor and up to 12 hours of battery life.
Photo: Cnet Review
Phil Schiller, senior vice president of worldwide marketing at Apple, talks about the new Mac Pro at the Apple Worldwide Developers Conference on June 10, 2013, in San Francisco.
Phil Schiller, senior vice president of worldwide marketing at Apple, talks about the new Mac Pro at the Apple Worldwide Developers Conference on June 10, 2013, in San Francisco.
Photo: Eric Risberg, Associated Press
An attendee views an Mac Pro computer and its components displayed during a launch event in San Francisco, Calif. in 2013.
An attendee views an Mac Pro computer and its components displayed during a launch event in San Francisco, Calif. in 2013.
Photo: Bloomberg
Apple CEO Tim Cook speaks at an event introducing new iPads at Apple's headquarters on Oct. 16, 2014 in Cupertino, Calif. The background shows off the latest Apple offerings for that year. From left: the Apple Watch, iPhone, iPad, MacBook Pro and iMac.
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Apple CEO Tim Cook speaks at an event introducing new iPads at Apple's headquarters on Oct. 16, 2014 in Cupertino, Calif. The background shows off the latest Apple offerings for that year. From left: the Apple
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Photo: Justin Sullivan, Getty Images
The 27-inch iMac computer with 5K retina display is shown after a product announcement in Cupertino, Calif., on Oct. 16, 2014.
The 27-inch iMac computer with 5K retina display is shown after a product announcement in Cupertino, Calif., on Oct. 16, 2014.
Photo: Noah Berger, Bloomberg
Apple CEO Tim Cook, left, and Christy Turlington Burns, second from right, look at the new Apple Macbook in the demo room after the Apple event on March 9, 2015, in San Francisco.
Apple CEO Tim Cook, left, and Christy Turlington Burns, second from right, look at the new Apple Macbook in the demo room after the Apple event on March 9, 2015, in San Francisco.
Photo: Eric Risberg, Associated Press
The new computer debuted in 2015 weighs just two pounds and the company said it is the world's most energy-efficient laptop.
The new computer debuted in 2015 weighs just two pounds and the company said it is the world's most energy-efficient laptop.
Photo: Eric Risberg, Associated Press