Quote of the day by Telsa and SpaceX CEO Elon Musk: 'A manufacturing line is fundamentally thousands of times harder than the prototype' — an insight into the difficulties in scaling up from a concept to the finished product

<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.