Like the introduction of an official CAMRA keg bar in 2019, this year has seen a momentous evolution at the Great British Beer Festival (GBBF). A formal low- and no-alcohol bar made its first appearance at the festival held in Birmingham. There were 35 drinks available with an ABV of 0.5 per cent or lower, in bottle, keg and can. I’ve observed with interest the comings and goings at the Glan Yr Afon Bar, which is named for the historic pub in Gwynedd that was saved by the community and Holl...