According to a US News article, there are around 300 drive-in theaters left in the United States. Here's how many are still operational in New Hampshire, Maine, and Massachusetts.
Duffy's will be keeping their typical dine-in practice on pause in favor of a total transformation that encourages social distancing and is a lot of fun!
Maybe you should call some friends and make a plan to meet, hang out and chow down at a place that has always been socially distancing. They've been doing it for decades, long before we had a name for it.