The album opens with Waiting on the World to Change, a song that became his biggest radio hit at the time. But three tracks define the heart of the record: Gravity —a studio version of a song already performed live with the trio—, Belief, where Mayer’s guitar sounds rawer and more direct, and Slow Dancing in a Burning Room, an instrumental that showcases his growth as a guitarist. It also includes Bold as Love, Mayer’s first studio cover of a Hendrix song, though he had performed it live years earlier, even at the Tsunami Aid charity concert in January 2005. Another standout collaboration is In Repair, featuring Charlie Hunter on his 8-string guitar. Stop This Train has an interesting backstory: Mayer wrote it in a hotel bed while bedridden with kidney stones, searching for a new place to live. The album cover plays with the idea of continuity: the title’s typography forms an infinity symbol between the letters "C" and "o", and the inner images include photos he took himself in the studios, with handwritten notes like "*this is what my heart looks like*."
Released on September 12, 2006, Continuum debuted at number 2 on the Billboard 200 with over 300,000 copies sold in its first week. Globally, it surpassed 5 million copies and earned Mayer two Grammy Awards in 2007: Best Pop Vocal Album and Best Male Pop Vocal Performance. Rolling Stone ranked it among the best albums of 2006 and, in 2020, included it in its list of the 500 greatest albums of all time. Reissues of the album altered cover details —from a grayscale photo of Mayer to versions with silver covers—, but the musical content remained unchanged: a record recorded with borrowed equipment, without excessive corrections, where intuition and groove take precedence over technical perfection.