Reading this
NY Times Editorial, I wondered, if Deep Throat was one of our greatest mysteries, what other mysteries would Lois, Clark and Jimmy be working on for Perry besides Superman's secret-id, or secret-ids in general?
Watergate aficionados will mourn the end to a 30-year cottage industry of Deep Throat speculation. It's a little like discovering that Superman's secret identity was, well — Clark Kent.
What are the "Great Unknowns" of Earth-1?