There hasn't been this entertaining or hard-rocking an Aerosmith album since who-knows-when.
Bobo is a celebratory attack on the canon, not a violation of it.
[Aerosmith's] affection for and facility with the material in hand [is] as plain as the nose on Gerard Depardieu's face. [May 2004, p.106]
Four albums on, Mike Stroud and Evan Mast have barely altered their instrumental electro/indie/hip-hop hybrid, except to expand and refine its tasteful details.
Aerosmith go full bore in upturning the music's minimalist roots, building a wall of rock so monstrous that no air gets in. [2 Apr 2004, p.65]
Not every song here benefits from the Aerosmith treatment. [29 Mar 2004]