^^^ Videos taken by people other than Lukianoff have popped up on youtube. Lukianoff apparently only recorded a small part of the overall “conversation” with the students with a total of about seven minutes of video.
Here is the video that Lukianoff posted:
https://www.youtube.com/playlist?list=PLvIqJIL2kOMefn77xg6-6yrvek5kbNf3Z
For instance, the following 22 minute video captures a different part of the incident from a different POV:
https://www.youtube.com/watch?v=hiMVx2C5_Wg
The incident would have gotten out regardless if Lukianoff had posted his video or not.