He invented the "Les Paulverizer" device which permitted a performer to echo,or repeat, his or her music.

VOA: special.2009.09.27

To make every application on every Apple device act and feel like every other application on every Apple device, and to have the software of every Apple device echo the hardware design it runs on.

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The device, dubbed Echo, has a 3.5-inch touch-screen when closed but slides open to reveal another screen.

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It's understandable -- Miracast is a very recent open standard that lets you echo the display from an enabled device like a smartphone or tablet onto your TV (think Apple's AirPlay Mirroring).

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