It has been a while since I reviewed a BACtrack product, because I honestly don't really need them. That is not a slam on the product, because I highly endorse any product that will save lives. There is a kind of poetic justice as I first reviewed a BACtrack product one year ago after CES 2014, and I now am working on reviewing another with the BACtrack Vio. When I first … [Read more...] about The BACtrack Vio Smartphone Breathalyzer