Making beer has long been the proving ground for innovative technologies, from the earliest mercury thermometer and first saccharometer through the introduction of the cylindroconical fermenter and on to the modern hop torpedo. Now, a Belgian startup called Bar.on wants to bring molecular mixing to the pint glass with a tabletop “beer printer” that can supposedly recreate any brew in a matter of seconds.
That might sound like something from the future, but it’s already here — at least in the proof-of-concept stage. Last year, the company presented a fully operational prototype, called “OneTap,” that can pour five…