I do that too! Or if I'm looking for an address or something.

So youre not distracted and can focus on both audio and visual cues to get back on track?

It makes sense when you focus on something you employ more of your senses to speed things up

^^

liquidhell: I think that's it! I do the same thing and it's like how when you lose one sense your others get stronger. If you focus energy into your other senses appose to audio you're more perceptive.