Neuroscientist, developmental biologist, science communication advocate. Based in Queens land, Australia.
Ignoring how spurious and innaccurate the results often are, another issue not covered in the article is the ability of insurance companies to access your genetic information, and use it to invalidate claims or increase premiums on the basis of risk or pre-existing conditions.
The real risk of polio re-emergence is through low vaccination rates and coverage, allowing emergence of new mutant strains, as has recently been seen in PNG. Hopefully it doesn't take a major outbreak to remind the public of the horrors of poliomyelitis.