This week it will be a calendar month since we arrived home from Greece, and we seem to have spent a good deal of that time watching and waiting for the time when we can book our COVID booster jab. It seemed to us that the undeniably most sensible course of action was to wait until the booster jab was sorted before we looked at setting off on another lengthy adventure.  Our patience broke though, and we quickly put a pre-booster short city break in the diary for later in November. Then, at the weekend, our raspberry-and-yoghurt breakfast was interrupted by a whoop of joy as the booster rules changed…