Kurzgesagt's recent video, "The Last Human – A Glimpse Into The Far Future," invites viewers to consider the potential for a vast number of future people. "If we don't kill ourselves in the next few centuries or millennia, almost all humans that will ever exist will live in the future."
Here's the video:
Kurzgesagt has some other very relevant videos (and some other cool videos):
Note: If you were involved in making the video happen and want to author or coauthor this link-post, please let me know!
3,134 people clicked through to the 80k longtermism article from the Kurzgesagt video. At time of writing, the video has 4.2m views, meaning 0.07% of viewers clicked the link. 85 of those people subscribed to the 80k newsletter (2.24% conversion rate, compared to a 4.2% site average).