Why do bubbles sink in Guinness? Stout beers show the counter-intuitive phenomena of sinking bubbles while the beer is settling. Previous research suggests that this phenomena is due the small size of the bubbles in these beers and the presence of a circulatory current, directed downwards near the side of the wall and upwards in…Details
I wonder how many local investors have been caught the same way. I do know folks who decided it was a good thing to buy US property at $US0.65 despite advice to contrary because the spruiker who pushed the idea said currency fluctuations didn’t matter.