Have you considered a sex therapist? Sometimes they are better at hearing clues as to what the problem is since they have experience talking to a lot of couples.
It doesn’t have to be the kind you get naked in front of either, just an intimacy therapist that you can both safely describe your experiences to.
From how it was described, I think it happens when you don’t watch something on their channel for a long time, either by the creator not uploading new stuff or the viewer not keeping up.
The problem was noticed by people trying to follow users like OnlyUseMeBlade who is unstable and has only been posting once every six months or so, but there is still a lot of interest about his potential return.