Comment by DonHopkins

Deldo - Vibration Control and Teledildonics Mode for Emacs

https://www.youtube.com/watch?v=D1sXuHnf_lo

Interview with an Emacs Enthusiast [Colorized]

https://www.youtube.com/watch?v=urcL86UpqZc

Writing an Emacs implementation in C (Gosling Emacs) | James Gosling and Lex Fridman

https://www.youtube.com/watch?v=wA7aB-oxjVc