A post I just made in the SE webcomic thread is showing as a saved draft in every thread I visit. I went to My Drafts and deleted it (where it was showing as a draft for the SE Youtube thread), and My Drafts is now empty, but every new thread I visit it's still there, waiting to be posted again. Quoted the draft/post below.
I did it
My very first posting of a new page of a popular webcomic
now you are truly home