Even the residents of Valhalla cannot edit replies to a thread, even the first one.
We can zap them, but it's a choice of keep or zap. We cannot do a "fix" on them.
No big deal....
Let's review the evidence. (1) He posts lots of astronomy threads. (2) His first initial is the same as Klaatu and his last one is the same as Darth. (3) He's from Illinois - I'm not sure what the connection is, but it seems dang suspicious to me. (4) To H*ll with number 4. You want a number 4 think up yer own dang number 4. (5) He posts lots of astronomy threads.
Your number's up, Mister Kevin Xortan Davis from the Planet Zoob! HAH!