YouTube link in getinvolved is incorrect
On,
https://www.torproject.org/getinvolved/volunteer
The YouTube link goes to,
https://www.youtube.com/c/thetorproject
However that "channel does not exist", your channel is,
https://www.youtube.com/user/TheTorProject
Is you want the same capitalisation then you can use,
https://www.youtube.com/user/thetorproject
Trac:
Username: AceLewis