Proposition Infinity the method used for "Proposition Infinity", as the team felt that most viewers would not have a strong opinion for or against robot and human intermarriage, thus lightening the potentially polarizing nature of the source material. "Proposition Infinity" was inspired by the political battle over California Proposition 8 in the United States and heavily satirizes the controversy over same-sex marriage. The title is a reference to California Proposition 8 with the "8" sideways, thus becoming the symbol of infinity (∞). The camp where Bender is being reprogrammed parodies conversion therapy camps for homosexuals. The episode also satirizes the people against
Infinity on High the US to date February 2013. It was the band's first US number one album and second consecutive top ten effort, as its previous release, "From Under the Cork Tree", peaked at number nine. The album spent its first six weeks in the top ten, out of a total of fifty two chart weeks. "Infinity on High" also opened at number one on "Billboard"'s Rock Albums, Tastemaker Albums, and Digital Albums charts, with over 27,000 digital sales making up the total first week tally. In its second week, it fell to number five on the "Billboard" 200, selling 119,000 copies