The easiest way to opt out of anyone getting your DNA is to just never voluntarily give it to anyone.
And to think millions of people pay ancestry type outfits just to give it to the FBI. People this dumb deserve to be in all the databases.
I sent mine in and had a search conducted
I was surprised...
My dog was a direct descendant of Benedict Arnold on its Bitch’s side and Kunta Kintae on the Sire’s side. /s