Can human DNA be pulled from air around us? That is, not from a sample taken from you? Yes, scientists Can Now Pull Human DNA From Air and Water, Raising Privacy Questions; is this ethical? consent?

This raises many ethical issues as to the implications and what can be done with it; can this be used nefariously? it seems IMO that we need urgent discussions and decisions on controls

SOURCE:
https://www.smithsonianmag.com/smart-news/scientists-can-now-pull-human-dna-from-the-air-and-water-raising-privacy-questions-180982192/
‘Humans are constantly shedding tiny pieces of DNA from sweat, spit, blood and skin. These microscopic fragments litter the environment across the Earth. Now, scientists at the University of Florida have discovered they can easily collect quality human DNA from air, sand and water, raising a host of ethical questions about privacy and consent.’

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