We will find out when we see one 😆

Guess of the top of my head: Six to twelve months.

https://media.giphy.com/media/v1.Y2lkPTc5MGI3NjExcDk5c3RyMGQzMTU5M2s3a2N1cjlscHppbjdtM3B3NjBhOHNwaGZrNyZlcD12MV9naWZzX3NlYXJjaCZjdD1n/xUn3CsELcxapWtFUzu/giphy.gif

There is such a thing?

Nostr hasn’t been around too long , but I’d say a few months