I'm Gold, where I would have only been Silver. I agree with our disagreement with the OP's statements, and I wonder what he/she was concerned with? The only 'dilution' of benefits would be for upgrades, and based on other threads, that tends to be wide open these days for Plats (even to the point of empty FC seats) except for those EWR-LAX/SFO/IAH flights.
Agree also that this has been threaded ad nauseum