During his shows, he frequently uses to interact with public, performing and emphasizing his lyrics, which have attributes of pessimism, repetition and artistic scatology.
And somehow they measure out equal doses of corporeality (decaying bodies, weird food words, scatology) and spiritual eternity (or, depending on you read it, nullity), often in the same line.
So they decide to hide their brilliance and pretend to be drooling, scatology-obsessed, overgrown babies who never evolve beyond the mental age of 3 or so.
