There are also jobs/titles/positions that are created not out of necessity, but as a way to give someone a back-scratching, wealth-sharing 'promotion' without g

There are also jobs/titles/positions that are created not out of necessity, but as a way to give someone a back-scratching, wealth-sharing 'promotion' without giving up someone else's, especially if the people involved are buddies or used to work at a same prior company. As employees, you sometime wonder 'Do we really need a Chief Retention Officer' ?