The Taste Blog

23andMe, the DNA company, offered free tests to 1,000 of the Davosati, unlocking our DNA for each of us, telling us about certain genetic propensities, identifying our heritage, and opening up a new social network of the gene.

We went to a booth in the fancy party hotel and spit — and spit and spit and spit some more — into a plastic tube and created a web account. Investor Esther Dyson even brought a few kits with her to the fancy final-night dinner party and had moguls salivating. In a…