Rauchen schadet der Privatsphäre.
American artist Heather Dewey-Hagborg walked the streets of New York picking up cigarettes and hair for her project called Stranger Visions.
She then analysed the DNA to work out the gender and ethnicity of the people involved as well as their likely eye colour and other traits including the size of their nose, before using face-generating software and a 3D printer to create a series of speculative portraits.
https://www.standard.co.uk/go/london/arts/dna-from-cigarette-butts-wellcome-collection-exhibition-a4149521.html?fbclid=IwAR2vqO7I9lrj3NEnZkiP_m8A9U9_Br8VW6OVCynIziG2eOAKnH5ft1mu-88
(via Standard)