The iPhone 5s is here, and thanks to the ever increasing amount of prerelease leaks, it arrives with even less surprises than past generations. Sharing the same chassis and design as the iPhone 5, the 5s focuses on improving performance, while introducing the completely revamped iOS 7 and new features like True Tone flash, slow motion video capture and TouchID. Front and centre is the 4-inch “Retina” display, with a 1136×640 resolution at 326dpi under a Gorilla Glass cover with an oleophobic coating. Despite not pushing the competition on size, pixel density or outright resolution, it is still a fantastic…