Meanwhile, Apple's pocket-sized touch-screen devices, the iPhone and iPod Touch, have taken off as music and video players and hand-held games consoles.
Ms. Reller repeated what Windows 8 users and retailers have said for many months Windows 8 is a better experience on touch-screen devices and vowed that Microsoft will put all its weight behind touch-screen devices.
The BeagleBone LCD7 Cape, one of the most popular cape plug-in boards, delivers touch screen capability, featuring a 7-inch TFT LCD screen with 4-wire resistive touch and five user buttons.
ENGADGET: BeagleBone gets plenty of expansion options with new 'cape' add-ons
After all, sales of the older, classic iPods are falling, cannibalized by sales of touch-screen iPod touch and iPhones.
When combined with the camera's high-resolution Vari-angle Touch Screen 3.0-inch Clear View LCD monitor II and intuitive touch controls, the EOS Rebel T5i stands as Canon's most "consumer- friendly" DSLR.
ENGADGET: Canon unveils EOS T5i and Rebel SL1, the world's smallest DSLR (hands-on)
While Windows 8 will work with a mouse or touch pad and a keyboard, it will be heavily oriented toward tablet-type touch-screen navigation.
Built on the success of Nikon's previous touch-screen models, COOLPIX S70 features Nikon's newly developed 3.5-inch Clear Color Display and a new generation of touch-screen controls that offer an enhanced shooting and playback experience.
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The gear selector comprises a vertical row of P-R-N-D-S touch-screen buttons on the left of the central LCD touch screen (shades of the '64 Plymouth Valiant).
The Igzo technology is being utilised in a range of new models, including a 32in ultra-high resolution monitor that has a multi-point touch screen - said to be ideal for high-end graphic design.
Unlike most touch-screen tablets and mobile phones, which rely exclusively on multi-touch input, the OpenTablet 10 adds a unique active precision stylus that is ideal for note taking, drawing and signatures.
ENGADGET: OpenPeak debuts OpenTablet 10 with transflective display
For instance, while the Instinct is a touch-screen device, it lacks the iPhone's "multi-touch" system, which includes features that recognize multiple fingers and gestures, and allows actions like shrinking a photo by "pinching" it.
The vivid and animated tiles fill the screen and are built for multi-touch compatible computers (although you can still navigate live tiles with a mouse on a non-touch screen).
Sony also introduced a fresh, sleek addition to its world-class all-touch-screen T-series cameras (DSC-T110) that combines the must-have design factor with all the cutting-edge features the in-crowd demands.
ENGADGET: Sony announces six new W, H and T-series Cyber-shot point-and-shoots
The Light Touch can turn that image into a touch-screen that you can type on or swipe through with the help of a holographic laser projection and infrared sensor at the bottom of the device.
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Powered by the Android 2.1 platform, Samsung Epic 4G also supports a series of advanced touch screen gestures including multi-touch pinch, long tap and zoom and vertical and horizontal swiping.
ENGADGET: Samsung's Epic 4G for Sprint seems to live up to its name
That could result in local officials alternating use of battery-powered touch-screen machines with paper ballots.
The device, dubbed Echo, has a 3.5-inch touch-screen when closed but slides open to reveal another screen.
FORBES: Sprint, Chasing Innovation, Readies Phone That Unfolds Into Tablet
The PlayBook, a 7-inch touch-screen tablet RIM will release in the next few months, relies on this multicore concept.
Such a gizmo sounds an awful lot like the tablet-sized, Web-surfing touch-screen gizmo some speculate Apple is working on.
Earlier this year, Maxthon announced a deal with Pioneer Electronics to enable users to browse the Web from an in-car touch-screen device.
The ultimate solution to difficult-to-use touch-screen infotainment and navigation systems could be technology that renders jabbing virtual buttons on a screen unnecessary.
WSJ: Dashboard Multimedia Systems Get Redesigns, Draw Scrutiny
Featuring a large 23-inch touch screen with high-definition widescreen capabilities, the high-performance ZX6900 Series is ideal for enhanced entertainment and other productivity applications.
ENGADGET: Gateway brings ZX4300 and ZX6900 all-in-one touchscreen PCs into a world of fingers
Dell expects teachers and administrators to adopt the Streak, which sports a five-inch touch-screen, front and back-facing cameras, quick access to Google services and a calling application.
FORBES: Dell Pitching 'Streak' Tablet To Schools, Government
The 3.5-inch touch-screen display lets warfighters move information around, zoom in or out or place digital 'markers' on tactical maps with the touch of a gloved finger.
ENGADGET: General Dynamics' GD300 is the Pip-Boy that runs Android
We also recently launched the Latitude ST, a 10-inch Windows 7-based touch-screen tablet designed for vertical markets such as education, finance and healthcare in November of this year.
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After the 2000 presidential election debacle, in which a recount exposed Florida's faulty punch-card systems, the state, under Gov. Jeb Bush, embraced ATM-style touch-screen voting in a big way.
With its large 4.3-inch touch-screen, fast 4G connectivity and a kickstand back that props up the phone like a monitor, the phone seems built for browsing the Internet and watching videos.
FORBES: Sprint Exec: HTC EVO Is "Really Good" Business Device
The Wall Street Journal previously reported that Microsoft also is planning price breaks for its Windows and Office software as part of a strategy to spur lower-cost touch-screen devices enabled by its Windows software.
The HTC Merge smartphone combines a full QWERTY slide-out keyboard with the power of Android 2.2, the HTC Sense experience, a large 3.8-inch touch-screen display and a 5 megapixel camera to create a complete mobile experience for those looking for a truly complete smartphone.
ENGADGET: HTC Merge official, coming to 'multiple' US carriers this spring
As its development name, the "XO-4 Touch" suggests, the device will come equipped with an optical multi-touch capable screen from Neonode.
ENGADGET: One Laptop Per Child's XO-4 Touch 'expected' to be released in Q1 2013
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