Crochet to Go

How do you do it? Not absolute darkness, of course, but how about in the car at dusk, or in front of the television, with the lights off?

I usually wear a headlamp, and also have a clip-on lamp that attaches to a shelf or the arm of a chair. But why bother when you can have a light-up crochet hook? Ingenious!

More here (including the inevitable reference to a lightsaber).