Released on the 2004 compilation Best Of Both Worlds, 'Not Enough' stands as a high-energy track that captures the electric spirit of Van Halen's rock legacy. The song features Eddie Van Halen's signature guitar work, characterized by rapid-fire picking and melodic solos that define the band's progressive rock and hard rock sound. While the track appears on a later compilation, it reflects the band's enduring ability to blend technical proficiency with catchy hooks. The recording maintains the raw power and rhythmic drive typical of their catalog, serving as a testament to their influence on the genre. Fans of the group will recognize the familiar sonic textures and the collaborative chemistry between the band members that made their music a cornerstone of 1970s and 1980s rock history.