Cortona, Tuscany: Italy travel tip

Northern Italy tip from Claudia:
“How far south are you heading in Italy? I'm sure everyone and their monkey is suggesting places

[Ant's note – they are, and hallelujah for that], but there is a really amazing walled city named Cortona, in Tuscany, that I highly recommend.
“I meant to go for a day, I spent a week there. Great place to hang out for a day or two… many wine bars with friendly old men serving.”
Well, I don’t know how friendly the old men will be towards me, but no matter. If there’s a wine bar, there’s a good chance you’ll find an Anthony holding up its counter and, ahem, assessing the inventory for a while…