The history of waterbeds
People fell hard for waterbeds when the aqua-filled bedding was introduced half a century ago, but waterbed sales have tanked since their high-point in the 1980s, when about one in every five beds sold in America was a waterbed. Luke Burbank interviews Charlie Hall, the original's inventor, who has introduced a "new and improved" version of the water-filled mattress, the Afloat.