On our 30+ cruises, the embarkation day 3:30pm Safety Muster Drill is the best highlight of our week-long cruise, since it means that we'll be leaving port soon. Always looking forward to meeting all 5000 of my fellow cruisemates on the outside starboard side 5th deck, standing shoulder-to-shoulder, side-by-side, sardined in for 20 minutes, in wonderful steaming hot Galveston or freezing European port.     Now with the 6 foot social distancing guidelines with us for awhile, even a