Some philosopher said this sometime back regarding Penrose's theory: (I can't find the original so might be a bit different) "Quantum Computation in microtubule

Some philosopher said this sometime back regarding Penrose's theory: (I can't find the original so might be a bit different) "Quantum Computation in microtubules is as explanatory as magical pixie dust in the brain" We can substitute pretty much anything for the first noun phrase: " X is as explanatory as magical pixie dust in the brain "