Looks like someone found his hidden private key. 
nostr:nevent1qqsq4fmkm9u3ltd3twc6rmaevhrm9mrreka7mc5s6aj93yaywlld3zcpzpmhxue69uhkummnw3ezumt0d5hsygrjplf72jxpu6cq582kwqerkd768lgren48zuw26g9fvpuu3cdh3qpsgqqqqqqs6etv74 

 That didn't happen. This is the owner's screenshot.