Please tell us this is an early April fool joke. Guinness seems to have developed a device that will beam some sonic wave through your home-poured pint of Guinness to make it cloudy like the one we had in the Spotted Pig last night.
It all seems so simple: buy a special type of Guinness called Surger, buy the Surger device, plug it in, oh did we tell you the beer has to be in the fridge three hours, then pour water on the surger, then pour your pint at 45 degrees and then pop your beer onto the Surger device. Press button – as shown in this video (that obviously features people who work at their online agency). have in a bar.