Today in iLounge Deals we’re offering our readers a great deal on the new BACtrack Vio Smartphone Breathalyzer – only $39.99. Designed to turn your iPhone into an alcohol screening device, the BACtrack Vio connects to your keychain and uses Bluetooth connectivity to sync with your iPhone and give you an estimate of your Blood Alcohol Content (BAC). It also includes ZeroLine technology to estimate when you’ll return to 0.00%, to allow…