Chris_Carter sure started something big in the 1990s.
https://en.wikipedia.org/wiki/The_X-Files
https://en.wikipedia.org/wiki/The_X-Files#Mythology
THE X FILES | UNMARKED HELICOPTERS https://www.youtube.com/watch?v=-9Y14VYQNjo
Unmarked Helicopters - Mike Doughty (from 'Circles') https://www.youtube.com/watch?v=RVSVXW2C3qk
