iOS devices, even those with pretty "retina" displays, are not color managed.

If you're thinking about apps running in the background, you're over thinking it

Marco Arment reviews the Cosmonaut stylus for touchscreens such as the iPhone and iPad. Looks great. I currently have a Griffin stylus which sees limited use.

One of the few things I miss from my Android phone experiences was the ability to easily adjust settings using homescreen shortcuts. This isn't *quite* the same thing, but it'll save a few taps.

Beyond the obvious question, this article is a good look at the potential implications of the excellent Instagram platform remaining iOS-only.