What makes Insomnia by Hed PE notable?

Upon its release, 'Insomnia' highlighted Hed PE's ability to address complex themes through aggressive sound while still appealing to a diverse audience. The album's single 'Walk on By' received notable airplay and helped the band maintain relevance in the competitive rock scene of the late 2000s. By 2007, Hed PE was evolving from their nu metal roots established in their earlier albums. 'Insomnia' is the band's sixth studio album, following their 2006 release 'Back to Base X', showcasing experimentation with genre blending as they navigated a shifting musical landscape.