nostr:npub1enzazs0wcxxkgs32q0ztxqc2k2w2ld396ltqnz2eeg73sxd6rsfq6fe904 that's probably the reason. He had a concept but they were the ones who actually delivered on it, and they did it better than anyone thought was possible. So he feels upstaged
nostr:npub159seau4j4q7l45vt2yu9y5yy84xcuvwfdqckra8gqzras8mgf00q0jpuh9 idk why he would be jealous of it though, the whole game was pretty much his idea and Cuthbert and co just executed on it.
Discussion
nostr:npub1enzazs0wcxxkgs32q0ztxqc2k2w2ld396ltqnz2eeg73sxd6rsfq6fe904 and not only that, they were a third party from outside Nintendo