Past perfect: A 1992 ad shows the Motorola MicroTAC Lite phone and a WWII-era Motorola portable two-way radio

Consumer technology has come a long way since that day. Digital gadgets—then too often designed by techies for techies—have become essential to our lives, and much easier to use, even if we still need the Geek Squad and the Genius Bar more than we should. And the pace of change has been mind-boggling.

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