You’re not talking about how teams and enterprises work, you’re talking about how teams and enterprises don’t work.
Teams and enterprises had problems maintaining API keys long before there was MCP and they will have the same problems afterwards. The better teams and enterprises have had solutions for a long time.
I wish you would explain more of how you infered the handlers' KPIs here
From my point of view their purpose in life is 1) hacker news highlights or 2) to restrain some patients (me) from getting off the (Freudian) couch and mouthing off at "the folks in the waiting room"