[fallingfrog]

If you start looking at their references the arguments start to fall apart- for example, that photo of reduced glucose uptake was not associated with reduced cognitive performance and the authors of the paper suggested that perhaps an alternative energy source to glucose was being utilized.

[tcj_phx]

Alcohol is an energy-rich molecule... I think one of its metabolites is preferentially burned by the body. There was a study published about 2 years ago that found heavy drinkers' brains burn lots of acetate.