The purpose of the looking at the future...is to disturb the present!

Gaston Berger (1896-1960), francuski futurolog

How to Clean a Beer Glass for Perfect Pours

Tired of those tiny bubbles on the side of your glass? Here’s how to have sparkling pours forever.
Link :
https://www.wired.com/story/how-to-clean-a-beer-glass/