It's very naive to assume it'll only ever be used for benevolent purposes.
The situation the above commenter was bringing up was that in the near future your genetic information has a good chance of being used by insurance companies pre-judge you, your offspring and your relatives to raise or lower healthcare rates based on information found in that data.
The situation the above commenter was bringing up was that in the near future your genetic information has a good chance of being used by insurance companies pre-judge you, your offspring and your relatives to raise or lower healthcare rates based on information found in that data.