See Petri’s response when we asked for an updated Raid Index.
If the Raids Index is manually intensive, you can be sure a Player Skill Rating Index likely falls into the same category (although in my mind it could be a tad easier)
Unless SG can come up with an easy automated software tool that does it for them. But they may not want to invest in it because from their point of view people will spend anyway so the higher ups might ask “Why bother?”
But it is something that I would like to see too