 his participation with the hip hop group The Firm) and radio-friendly hits aimed at the pop charts, such as "If I Ruled the World (Imagine That)" (1996) and "Hate Me Now" (1999).When he released his third and fourth studio albums, "I Am…" and "Nastradamus" (1999), which underwent editing due to bootlegging of the recording sessions, many fans and critics feared that his career was deteriorating, as both albums received further criticism for their commercially oriented sound.Reflecting this widespread perception in the hip hop community and adding to his ongoing feud with Nas at the time, Jay-Z mocked him in the song "Takeover" (2001) for having a "one hot album ["Illmatic"] every ten year average".