It did. Busier times of the year meant it was regularly open until 10 or 11.Epcot is prime for staying open late. Didn't it used to 'back in the day'?
And open meant everything was open. Must have cost the bean counters too much.
Laserphonic or IllumiNations was regularly at 10pm with time afterwards for another ride on Horizons or Journey into Imagination before closing.