On the inside of the left earcup you'll find another Xbox sync button, and on the inside of the right one you'll find a power button.

ENGADGET: Tritton Warhead 7.1 Wireless Surround Sound Headset for Xbox 360 review

Ferdowsi had a designer spend hours tweaking the shade of Dropbox's button inside the file system on a Mac.

FORBES: Best Small Companies

All this is moving toward an elusive goal: to find a "buy button" inside the skull and to test products, packaging and advertising for their ability to activate it.

FORBES: Magazine Article

Creating a magazine is simple: just tap the plus button visible on each article inside the app or use the bookmarklet when surfing the web.

ENGADGET

As an example, she cited her very first item at Tuesday's presentation: A sleeveless gray wool jumper with a low V-neck and white button-down shirt attached inside.

WSJ: Friendships bubble up at NY Fashion Week

Follow founder George Davison III inside, though, and, as he pushes a button, a bookshelf in a large showroom slides open to reveal not a Bat Cave, but 60, 000 square feet of fantasyland.

FORBES: Inside InventionLand

Inside, a driver-centric cockpit prioritizes dramatic sculpture over infotainment button overload.

ENGADGET: Hyundai unveils HCD-14 Genesis concept: suicide doors, gesture and eye controls

You can expect an FM radio inside, while the Windows Phone staple, a two-stage camera button, is also reliably housed along the right edge with the volume rocker.

ENGADGET: Windows Phone 8S by HTC hands-on: a bright Windows phone that holds promise (video)