Yea, this has been discussed a lot over on GBFans. There's a couple guys over there who have even managed to get a set or two for themselves.
They're pretty cool, and I'd love to have a set to be able to give to my kids someday.
Too bad claw machines are too damn hard for me, lol.
And don't bother calling the people who own the machine. They're not allowed to sell the stuff that goes in the machines directly. They sign contracts and those items in there are supposed to be exclusively available in those machines and not sold for retail at all.