I had no intention of watching the Netflix docuseries “Harry & Meghan,” the first three episodes of which dropped Dec. 8. Though the former royal couple had my sympathy, they didn’t deserve more of my attention. At least, that’s what I told myself. My vow not to watch lasted until Dec. 10, when I was alone in the kitchen baking and cooking and starved for the distraction that can be provided only by two rich, attractive people bathed in ethereal light, answering softball questions lobbed by a mostly off-camera interviewer and accompanied by a soundtrack straight out of “Downton Abbey.”...