Platinum is to Diamond what hamburger is to Ribeye. Both are beef, but given the choice I know which one I’d take.

That said, it would depend greatly upon what your 2020 travel plans look like. It would be a waste to reach DM only to squander it by not flying.

And yes, DM is worth it and is a very large step up from PM.

Bragtag-brandishing PMs make me giggle.