You know you're drinking in the M.I.T. neighborhood when...

We recognized it as soon as we saw it. Of course, it's the Adenosine triphosphate nucleotide, also known simply as ATP. It is the molecular currency of intracellular energy transfer – transferring chemical energy within cells for metabolism, of which the pictoral representation of its molecular chain found its way onto the arm of a patron at Doyle’s Irish pub in Cambridge adjacent to the MIT campus. Said patron works for one of the many biotech firms in the area that partner with M.I.T. and Harvard

We’re not big on tats, in fact, we think the whole notion of tattoos is tired and played-out but we’ll grant special dispensation for something that dares to reach beyond the tribal armband for guys and the small-of-the-back sunburst for the ladies.