Add Yahoo as a preferred source to see more of our stories on Google. Some experts see webcam covers as a final safeguard, while others don't see them as useful at all. (Photo: sorbetto via Getty ...

You use your computer daily, although I bet you rarely, if ever, consider that someone could be spying on you through your built-in camera on a laptop or a standalone camera that connects via USB.

Sure, your laptop’s built-in camera is fine for everyday chats, but the best webcams can be the difference between looking clear and professional and showing up as a blurry mess on an important call.