Done it many times back in the early 2000's. Found out the limits of commercial paper and learned quite a bit. I love doing wallpaper and I hope someday it becomes as popular as it once was
Big did I pulled whole rolls for massive foyers 25, 30 years ago when i was bodybuilding apprentice and that dude is as slow as my armless dead grandma , booked it big much faster really
He knows what he is doing So do I I prefer to size the wall, then paste the wall piece by piece Easier to hang a dry piece of paper (wallcovering, less mess) But good for him. My biggest single drops are 33-34 feet (double roll), in stairwells. Those are tough