“Why the f--- would you want to do that?” So says Samuel L. Jackson (as fictional reporter Dash Brackett) to the camera at the start of Netflix’s recent Death to 2020 mockumentary special when told they are going to look back at 2020. The hour-long comedy collage, assembled by the Black Mirror team of Charlie Brooker and Annabel Jones, is meant to take an ice pick to the calamitous events of the year that just ended, wheeling out talking heads played by Leslie Jones, Kumail Nanjiani, Lisa Kudrow and others to offer up lacerating historical context.