Colorful new world. The iPhone 5c has arrived - it is 100 euros cheaper than the new iPhone 5s, comes with a plastics case and is available in a variety of different colors. The innards are basically those of an iPhone 5. So it's neither a true bargain, nor a truly innovative device - but can Apple's new "inexpensive" smartphone still make a compelling case for itself? And what about the new operating system, iOS 7?