I think a big factor is that most inhabitants of this site are people who've been around the hobby a little bit, already have "average" equipment, and are looking to upgrade.
Also, for the really high-end stuff, people are willing to pay high prices on the used market to bypass the waitlists. Try to buy a new AP refractor lately?
Also, for the really high-end stuff, people are willing to pay high prices on the used market to bypass the waitlists. Try to buy a new AP refractor lately?