I assume we all know this thread is a meme. IRS sounds the most memetic
If you paid with cash, the person who accepted the cash most probably had eyes. Eyes along with the human brain, are one of the first tracking devices in human civilisation. The information they save on you are not even subject to the GDPR.
Oh shit there is a tracking above me... the ceiling lamp!!!
Did your breakfast material not come with a bill?
Then the IRS knows you bought breakfast 👹
You do realize that there are people that aren't American? And what if you paid with cash?