I was really stunned because Babylon 5 is a show where they give away key facts grudgingly, so to just suddenly let Lennir be the Lord of Exposition like this was a bit much (in other words, I was sad that now the characters know more about what is going on than I do).Points of Departure (Written by J. Michael Straczynski, Aired November 2, 1994) basically has Sheridan showing up to his new co