I always had my suspicions about using Chrome, but could never prove it. In Google's business model, the user is the product, so I always question their free so

I always had my suspicions about using Chrome, but could never prove it. In Google's business model, the user is the product, so I always question their free software and how my data is being harvested. Do you happen to have any links about Chrome's unique ID? I would love to read more about it...