So with Office 2013, you can access those ribbon buttons and menu options with your finger, as long as you have a touch-screen monitor.

NPR: Review: Microsoft Office Pricey, But Good Value

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)

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.

BBC: CES 2013: Enormous TVs clamour for attention