Meaghan of Treehugger posted an article about the float bed with a focus on the ecology of its packing concept. And in the final sentence she discovered a property that might be of interest for some of the future floaters too!
Max Longin is a German mathematician living and working in northern Denmark. He designed the float bed in 2004 and the stream chair in 2006. A blow-by-blow presentation of his products can be found on his website at www.max-longin.com. Feel free to contact him.