Are cell phone chargers juicing you?
Recently, AT&T announced an eco-friendly cell phone charger called the AT&T Zero Charger.
The allure of this device is it automatically shuts down when not in use, offering what AT&T claims is "zero vampire draw" from the wall outlet. Vampire draw is a term for the power that devices draw out of outlets they are plugged into while they are turned off. AT&T's charger will be USB-compatible, making it practical for many of the phones on the market today.
Sure, a zero-draw charger sounds helpful. With that said, we … Read more