Fire Island

A friend takes me out to Fire Island, which is 1,5 hrs from NYC. As soon as we get off the highway there is a nice breeze from the sea which feels so very different from the heat and humidity you get in the city. The Island stretches out in the Atlantic Ocean over 30 miles and lies in front of Long Island. The water is still quite cold, nevertheless I have a good swim.
Lying idly in the sand I see little airplanes pass by with banners (ads) on their tails. I think, of course there is no place to escape advertising. After a while I discover 5 airplanes in the sky which do skywriting. They emit bits of gas which make up letters. It reads as follows: