The Energizer Quick Switch flashlight’s main gimmick is the sort of obvious stroke of brilliance that apparently takes 100 years to develop. It’s a regular flashlight that can take AA, C, or D cells – ...

So there I was getting some headphone at my local pharmacy, which is a definite no-no for the audiophile in me - but i had no choice, when I spot something that intrigued me: a flashlight. Why is this ...