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> It would be just as easy now to remove hair for covert DNA tests

Thanks to companies like 23andMe, this won't be neccessary in the future. If enough of your relatives have sent their genome to those companies, they already have the sequenced genome as well as consent from your relatives to use their DNA. Their DNA is highly similar to your DNA which means that they can extrapolate to you, without even having to resort to covert methods.

That’s not universally true if a physical exam is required of all prospective employees with some relevance to the job.

For those objecting: www.thebalancecareers.com/pre-employment-physicals-2060485

And I’ve personally had offers rescinded because of a physical. Quite a while ago and involved some physical work but physicals can be required.

They say in the article that this toilet does not test the poop, it just analyzes the image.