Guinness got closer in 1989 by affixing a nitrogen-filled plastic disk to the bottom of each can. But while this method was successful when the can was cold, warm beer tended to explode or overflow.

No one can really confirm, but the trend of trying to take a first swig big enough to leave the top of the drink halfway down the “Guinness” logo on a ... the top of the beer.

Take care to serve the beer with the Guinness logo facing the bar patron ... In fact, visitors to the flagship Guinness Storehouse can earn a certificate if they successfully execute the perfect ...