There seems to be a grave worry here that 2.5 seconds of downtime between beach volleyball points would put 15, 000 people to sleep, so there's been a never-ending blast of music Miami Sound Machine, Maroon 5, Usher, Yakety Sax (better known as the theme to "The Benny Hill Show").
WSJ: 2012 London Olympics: Jason Gay: A Farewell to Queens of the Beach, Kerri Walsh Jennings and Misty May-Treanor