The whole point is that you have to go through check-in, before you can access the store load up with goods, if you can still afford them, and then proceed to check-out. They are trying to use this covid-19 crisis in order to introduce the dracionian idea of the check-in process for retail, which is another method of tyrannical control over the people, among other things. The ability to deprive people of check-in for any reason will grant them even more influence and power over the people, for fear of being deprived of necessities like food, medicines, and clothing.

Physical check in made simple with a digital brand of sorts that can be tracked, this is one of the main reasons that they deployed the covid bioweapon.