This isn’t an honorary spot, it is the Captain’s Choice.
You are a moron.
He is still the Number One player in the world rankings, and has never lost a singles match in Ryder Cup play.
IIRC, he's one of the better match play competitors on the PGA. Your point is a good one. All other Ryder Cup competitions are team events. His being picked because of his singles play is a pretty obvious one.
Tiger is 3-1-1 in RC singles matches. ....still pretty good.