She swiped the car on one side. Then the other. Then the first side, then the other. Not working, she takes out another car. Swipes one side, then the other. The cashier shows her the chip. Three times she tried too insert it but could not figure out how. Finally, the next woman in line showed her how and where. It finally worked. The woman mentioned she just turned 80.
Now I'm into the seventies myself, but I think at some point seniors should have to take a credit card competency test, or just pay cash.