Zorbing inner and outer orbs. In 1994 three investors created the firm ZORB Limited to commercialize sphereing. Their business model was to develop the activity via a franchise system. Zorbing entered the Concise Oxford English Dictionary in 2001 where it was defined as: "a sport in which a participant is secured inside an inner capsule in a large, transparent ball which is then rolled along the ground or down hills". The orb is double-sectioned, with one ball inside the other with an air layer in between (unlike the water walking ball, which is usually a single thin-walled ball). This acts as
Z. Z. Hill Z. Z. Hill Arzell J. Hill (September 30, 1935 – April 27, 1984), known as Z. Z. Hill (pronounced "Zee Zee"), was an American blues singer best known for his recordings in the 1970s and early 1980s, including his 1982 album for Malaco Records, "Down Home", which stayed on the Billboard soul album chart for nearly two years. The track "Down Home Blues" has been called the best-known blues song of the 1980s. According to the Texas State Historical Association, Hill "devised a combination of blues and contemporary soul styling and helped to restore the blues to modern black consciousness."