Advent Calendar Review 2020 - 10 Year retrospective

We have been doing this for 10 years! We take a brief look back over the past 10 years of getting advent calendars. As 2020 has been a bit of a shit, we have issued each other a challenge. Paul bought Cecil some advent calendars and Cecil bought Paul some. Who bought the best one? What special and different delights will this years schmorgers board of calendars bring? There's only one way to find out....