My wife's comp has a pair of Logitech z625 speakers. They sound fine, but they're afflicted with obnoxious potentiometer scratching that I can only briefly subdue with Deoxit. Is there a better fix?

If you've ever grumbled about a terrible user interface, now's the time to take a step back and be thankful this lot aren't left to their own devices to design the UI for your favourite apps. We're ...