The Dutch programme Tegenlicht made a nice documentary that looks into the development of Horizon Zero Dawn. basic look at game development games, the industry & their customers & fans. It takes a nice look behind the scenes of the biggest studio in The Netherlands. Tegenlicht: All In The Game https://www.vpro.nl/programmas/tegenlicht/kijk/afleveringen/2016-2017/all-in-the-game.html