When a trusting customer purchases a kit from 23andMe, spits in their tube, and mails it back, they effortlessly provide 23andMe with genetic data on dozens and dozens of their traits. If the intended goal is to discover a family ancestry line, or if they are a candidate for ailments like breast or prostate cancer and other disease-causing variants, then 23andMe may seem like a valuable tool. However, by consenting to let 23andMe run tests, customers agree to user terms set by the company. (snip) As the partnership between 23andMe and GSK came to life, besides publicly disclosed deals with...