Definitely agree. The point I'm trying to make is that DNA is a bit more "private" than your face, as there is a nontrivial cost to sequence it, but in general

Definitely agree. The point I'm trying to make is that DNA is a bit more "private" than your face, as there is a nontrivial cost to sequence it, but in general it's the same level. One day we'll be able to read thoughts and I'm pretty sure that some folks will build thought databases and people might even share their thoughts with the public... and ad companies will love it because they love checking the reactions of people to ads.