well, that's more like it

Article in which JKR gives more details that would have been in the epilogue (SPOILERS!)

( spoilery comment on the article )

there's thesis material in here somewhere but you'll have to settle for a few paragraphs

About Snape and choices and stuff
( spoilers )

ETA: haha, by a matter of minutes, logospilgrim beat me to it (SPOILERS). Great minds think alike :D

ETA #2: rexluscus has also written a great essay about Snape (with SPOILERS).