I've done this too, also not intentionally. I bought something that turned out to have been listed with the wrong description online, so I returned it. The next week it was in clearance at a price that was worth buying, and I did.
I can't even fathom caring about that. I got a backlog a mile long anyway and I'd much rather have an open pre-order where I'm not trying to buy every game within a two minute window.
I wanted the Diablo amiibo until I saw what it was. I don't have any problem with third party amiibo if they're good quality, like the Monster Hunter ones. (And the Animal Crossing ones flopped because they were tied to a b-tier game. If the line was released alongside a new mainline AC game I...
Manager at my Target wouldn't match the app, would only sell for $48. I just left it, don't want it bad enough to get tricky with it.
E: I was able to buy some UHD Marvel movies that scanned on my app for $15.00 instead of $25
Looks like the Dust CE will still sell out in minutes, so there's basically no pressure on them to improve the offerings or lower prices.
I'm definitely still in on the standard for Dust but I'm glad I have a month to decide on YL. I got it for $15 at launch as a backer and bounced off it, but...