Apple releases iOS 8.1.1 to fix bugs and speed up older devices

Ars Technica:

Apple has just released iOS 8.1.1, the fourth update to iOS 8 since it was released two months ago. The update is available for all devices running iOS 8, including the iPhone 4S, 5, 5C, 5S, 6, and 6 Plus; all iPads except the first-generation model; and the fifth-generation iPod Touch.