Of course, manufacturers can also dump all that tech into a display-side box much like Sony does with it's XEL-1, but hey, he's on a roll.

ENGADGET: blogger-avatar

PopBox is the first over-the-top set-top box to support the stereoscopic RealD Format for the delivery and display of high-quality 3D content.

ENGADGET: PopBox licenses RealD's side by side frame compatible 3D format

"The Home Cinema 750HD is ready to display 3D from virtually any device out-of-the-box unlike other 3D 720p projectors on the market today that are not compatible with Blu-ray players or game consoles, and require an additional format convertor for true 3D, " said Jason Palmer, marketing manager, Epson America.

ENGADGET: Epson adds the Home Cinema 750HD to its line of home theater projectors, ships in March for $899

The all-important "back" button in the Lexus is a small box in the top-right corner of the display.

WSJ: 2013 Lexus GS350 Review: Loaded With Everything but Thrills | Rumble Seat by Dan Neil

But on the biggest day of United's season the 19-year-old Ronaldo found a suitable stage to put on display his considerable box of tricks.

BBC: Ronaldo was outstanding

Sony, for its part, is working to make that secondary display massively more appealing -- the company's latest generation of high-end camcorders adds an HDMI input, with an option to display content from any compatible source (a full-size adapter ships in the box).

ENGADGET: Sony Handycam PJ790V and PJ650V get brighter projectors with HDMI input, we go hands-on

Dell also includes a DisplayPort adapter and a mini-to-HDMI adapter in the box, which should cover the majority of external display options.

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