If you don't opt-in, you don't see matches either do you? As I said, I've never been tempted to turn over my DNA, but without opting in, what's the point?
It is the DailyMail but this article is very interesting;
"Only two commercial genetic genealogy websites allow police to openly search their records. They are GEDMatch.com and Family Tree DNA. When someone submits their data by requesting a DNA testing kit, they have the option to opt in or out of the search results.
In most criminal cases, she said the suspect who is eventually identified has likely never met most of the people he or she shares DNA with. 'You get a match-list that will have hundreds or even thousands of people on it and most will only share tiny amounts of DNA.
'You're really hoping for a second cousin, but probably in this case they were working with third, fourth and fifth cousins.
'Sometimes you get lucky and it's a first cousin or even a sibling or parent, but it's very rare. "
Bryan Kohberger was arrested through DNA found at the scene, that police ran through a public genetic genealogy site where they found distant relatives - likely a third, fourth or fifth cousin.
www.dailymail.co.uk