Briefly on whether post-Crisis Plastic Man was meant to be a Golden Age or Modern Age hero

Okay, I know I've talked a bit about this subject before, but I wanted to devote a whole post to it in light of recent reading. That, and there are few things I enjoy writing about more than Plastic Man and DC continuity.So, in a recent-ish post I discussed 1986's Last Days of the Justice Society of America Special #1, written by Roy and Dann Thomas and drawn by David Ross and Mike Gustovich. I was particularly intrigued by one line from the splash page above, in which the Golden Age Hawkman Carter Hall discusses what the DC Universe shared setting is like after the events of Crisis on Infinite Earths, when several previously distinct worlds like Earth-One, Earth-Two, Earth-S and others have all been combined into a single, new, composite Earth.As to why I was intrigued, well, it didn't really fit into that particular post, so I thought I would just discuss it in another, shorter post. That splash page seems to show a great swathe of the superheroes that apparently occupied the DCU…