Quote Originally Posted by Khyzen View Post
It's an anti-getting stuck feature. If you run against a piece of furniture for a few seconds you become able to pass through it and any objects nearby. You go back to normal mode by moving out of the furniture into a clear area for a few seconds.
Yeah, so you can't move a bunch of wardrobes or walls or other really tall things you can't jump over around an afk person and trap them there...