Caduceus Cellars: Tool frontman and celebrated recluse Maynard James Keenan keeps himself plenty busy out of the spotlight. In addition to being a partner in Los Angeles restaurant Cobras & Matadors and owning an organic produce market in Arizona, Keenan also makes wine. The focus of 2010 documentary Blood Into Wine, Keenan comes out of hiding to talk about the wine industry in Arizona and his Caduceus brand.