Gizmodo-"You're a veteran tech geek. Your friends and family always look to you for advice when buying PC gear or gadgets. Yet there's still stuff you don't own, and don't realize you need. Now, it's true that many of you may have a couple of the items on this list. But there's likely gear here you don't have, and didn't realize you could use.
Note that I've defined "peripherals" a little more loosely. Some of these items don't connect to your PC, and might be called tools in other contexts. But since I use most of them daily in my work, I figured they were just as much peripherals as the keyboard I use to write. Let's dive in, shall we?"