If I added up all of the hours I’ve lost at my desktop simply by doing nothing of note I’d likely be eligible for honorary Time Lord status from Gallifrey.
Thankfully, I’m big enough to know when I’m impacting on my productivity and how to sort it out. But kids? Kids sometimes need cajoling – a quick prod in the direction of what’s best for them. And when it comes to computers, that means limiting the amount of time they can spend staring at a backlit display.