23andMe Is Terrifying, but Not for the Reasons the FDA Thinks
The genetic-testing company's real goal is to hoard your personal data
https://www.scientificamerican.com/article/23andme-is-terrifying-but-not-for-the-reasons-the-fda-thinks/
Sound and thought out article. Of note, the relationship of one of the founders of 23andMe, Anne Wojcicki, is presently married to Sergei Brin, the founder of Google. Google's function was data mining. Her sister is CEO of Youtube.
Of all the nefarious things discussed in the article, they left some of the worst out.
One being the potential to use this information to exploit the black market of organ harvesting. Yes, organ harvesting in 3rd world countries is a massive business. You won't see it on the news, but it exists.
Now think about those same people being armed with not only your genetic information and rather or not you possess the necessary match for organ transplant, but they also possessed all the information that google or facebook affords them. Where you live, where you work, times you are at work, your locations when you log in, places people check in to eat, shop, family members, friends and the list goes on an on.
But people give it away for free and the tech to gather it is subsidized heavily.