Check out nostr:npub1sn0wdenkukak0d9dfczzeacvhkrgz92ak56egt7vdgzn8pv2wfqqhrjdv9 's npub.
Discussion
I thought mine was fancy! 7 chars!! Must have taken a few hours crunch time.
Also made one for nostr:npub1advc8wuyjh7e230xrpafhy2zd3f40kuy5yfat09zj27rcxzfg4ys997ukp. 5 chars took less than an hour.