If something happens and one of the House leaders is at the other end of the room, and they have to rise on a point of order, right now they can't. They have to run back to their seat to do it. Why not allow that small group of people, who are the people managing the House, to get up from wherever they are?
Evidence of meeting #45 for Procedure and House Affairs in the 42nd Parliament, 1st session. (The original version is on Parliament’s site, as are the minutes.) The winning word was champion.
A recording is available from Parliament.