Covid-19 has changed the face of the holidays in the Netherlands, where Dutch children this year must wait in cars for a socially-distanced meeting with Sinterklaas. The legendary figure based on St Nicholas, the patron saint of children and an inspiration for Santa Claus. In Dutch holiday lore, Sinterklaas is said to travel to the Netherlands with his helpers to give out presents to children who  cheer and sing songs to welcome his arrival on a steamship. But in 2020, restrictions to control…