I haven’t watched anything late night since I couldn’t stay awake that late anymore.
I’ve always been a nightowl; but age is catching up with me ;-)
I just don’t find the current late-night shows interesting. I did like Letterman when he first came on the scene; he was actually funny in the very beginning. But he became so nasty I didn’t want to watch him anymore.
I stream archived shows from Art Bell and George Knapp on Coast to Coast AM -’no commercials and spooky