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.
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.
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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.
ENGADGET: Dell halts online sales of Streak 7 tablet, turns toward a new mobile future
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.
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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
Everyone, it seemed, had an opinion about the new technology that made the screen "click" when pressed and the user software RIM re-worked to support the touch-screen.
Sprint, for example, will only be launching the Q10 (which comes with the traditional, physical QWERTY keyboard), while T- Mobile will only commercialize the touch screen-only Z10.
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