> You're either going to recognize that you're falling asleep, and pull off the road to rest, or recognize that you're falling asleep and decide to power throug

> You're either going to recognize that you're falling asleep, and pull off the road to rest, or recognize that you're falling asleep and decide to power through You can totally start falling asleep without noticing, because the drowsiness messes with your critical thinking. The beeping will startle you and make you snap out of it for a bit.