Nostr existed in 2009 ? He promoted Nostr over a year ago in another interview.
Notice that in 2009 nostr:nprofile1qqsza7flq8xjfylqgg66dwrmzrfuff6w9flt0s72795zdrm27ue3fdgpr4mhxue69uhkummnw3ez6ur4vgh8wetvd3hhyer9wghxuet5qyv8wumn8ghj7un9d3shjtnwdaehgunpw35jucm0d5q3vamnwvaz7tmjv4kxz7fwdehhxarj9e3xzmnyynwgww was a guest in the show, but unfortunately he didn't promote Nostr.
Discussion
He’s just poking fun.