no o2  Blood literally exists to transport oxygen  making hardcore alcohol  remember, the BAC was only 3.6%, this is the absolute lowest tier for an alcoholic beverage, not a challenge to any yeast under normal conditions. Combine that with an obeast's diet feeding it fuckloads of loose sugars, and high temperature of a body encouraging rapid fermentation of light alcohols. From a brewing standpoint it makes sense, once you consider the diabetes compromised immune system.