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 talents so compellingly, the album is regrettably haphazard." Caroline Sullivan of "The Guardian" believed that the album was overly sullen, but noted that "They may not be happy, but they haven't forgotten to be catchy." Barry Nicholson of "NME" found the amount of guest producers to be unnecessary and disliked some of the songs, but admired the album's "infectious" nature. "Infinity on High" was a major commercial success, debuting at number one on the US "Billboard" 200 chart, with first week sales of 260,000 copies in the United States, according to Nielsen SoundScan. "Infinity" has sold 1.4 million copies in