What to do about omicron, a COVID-19 variant that is monstrously more infectious than delta, its predecessor, yet somewhat milder in symptoms? I have no idea. As the recent target of this slippery foe’s unwanted advances, I can tell you this: Don’t catch it. After countless weeks of skyrocketing case numbers, new data shows sharp declines over the past week. The omicron surge, like you-know-who’s hairline, is receding. Omicron. Sounds like an underground progressive metal band, around since 2014, based in Hong Kong. Which, it is. (Truly. I don’t always make stuff up.) Says the quartet’s guitarist Li Heng Chan in Rolling Stone: “Whether for the right or wrong reasons, we’ve…