For some people (probably many people), early morning on January 1 in any year is characterized by the plink-plink-fizz sequence of two Alka-Seltzer tablets dropping into a glass of water. A few gulps and, a bit later, relief! These days, my experiences of New Year’s Day are a little on the milder side where Alka-Seltzer doesn’t really figure into the morning routine: more a nice cup of tea and the online newspapers. (My favourite hangover story, incidentally, where Alka-Seltzer sets…