Sort of, imagine if when you were 90% through a jar of peanut butter it auto-closed the lid and you couldn't even open it. What's worse would be if peanut butt

Sort of, imagine if when you were 90% through a jar of peanut butter it auto-closed the lid and you couldn't even open it. What's worse would be if peanut butter was widely acknowledged to be safe to eat for 12 months, but the jar wouldn't open after 6 months.