Quote of the day by Apple co-founder Steve Jobs on touchscreens: "After an extended period of time, your arm wants to fall off"

<p>Keumars Afifi-Sabet is a freelance contributor for Tech Radar and Technology Editor for Live Science. He has written for a variety of publications including ITPro, The Week Digital and ComputerActive. He has worked as a technology journalist for more than five years, having previously held the role of features editor with ITPro.