At least in Italy, wine was used as a store of primary calories. The grape harvest only lasts for a few weeks out of the year. Winemaking was a method to buff

At least in Italy, wine was used as a store of primary calories. The grape harvest only lasts for a few weeks out of the year. Winemaking was a method to buffer those calories at harvest time and consume them throughout the year. So yeah, everyone is drinking wine.