Alcohol Monitoring Wristbands?

This sleek wristband monitors your blood alcohol content while you are drinking. It comes with a disposable 12 hour cartridge that tracks your level via perspired alcohol. I think that this wristband is a very cool idea. It could keep people form over drinking, and possibly keep people safe. I think that thus wristband could be the future of safe drinking. It is also not something that would be annoying to have on your wrist. It is a small band that can keep you safe from over drinking. If you would like to read more about this topic, visit 

https://www.yahoo.com/tech/wristband-monitors-blood-alcohol-content-201325865.html