There's never been any real discussion about it being complicated, confusing or needing any other kind of design change. (Which isn't to say that you couldn't make arguments in that vein.)
There's not much room for error in this design - it seems to work well for us.
There's never been any real discussion about it being complicated, confusing or needing any other kind of design change. (Which isn't to say that you couldn't make arguments in that vein.)