Originally Posted by
canadavid
You are correct.
THere is very little chance to be upgraded as a platinum member.
My butt hasn't touched a Delta economy seat in years, even at times when I was FB-statusless (but for some reason DL recognised me as 'KL Silver'). It depends on how elite-heavy your flights are. If there are more DL elites on the flight than seats available then yeah you're out of luck.