I am trying to think of how genotypes would be used for advertising. 1. Ancestry, but that is about as reliable as a photo and puts a company at far greater le

I am trying to think of how genotypes would be used for advertising. 1. Ancestry, but that is about as reliable as a photo and puts a company at far greater legal risk. 2. Actionable SNPs associated with a metabolic oddities. Hmm, that might work for a small number of cases but would probably produce huge backlash. 3. We know who your daddy is. Oh great, thanks so much. I hate you. Any advertiser going these routes will be running right into a brick wall. Can you think of plausible scenarios that make someone a buck without legal repercussions and hate mail?