Part of me thinks that someone in ANet was thinking “hey, wanna see something funny? Watch this…”
Listings for Sell Orders
I agree, this is something that I think a lot of flippers take advantage of. If I weren’t so impatient I would do it too, since there’s nothing wrong with it.
Happens a lot with high-velocity commodities with significant price spreads. Players are even more susceptible if they do not know the price of the item.