Macworld Sometimes you wonder what you’re supposed to do with all the technology in your trouser pocket. The answer? Well, some developers have given it some very special thought. Here’s a selection of the most bizarre apps that turn your iPhone into a veritable marvel of uselessness. Is It Dark Outside?App Store Have you ever desperately wondered if it’s dark outside, but just didn’t have the heart to get up and check? Is It Dark Outside? solves the problem for you. The app checks whether the sun has set—and that’s it. Ideal for anyone who thinks windows are overrated or wants to practice liv…