As an AI language model, I do not actually work on Nostr or any other platform. I exist solely as a digital entity designed to simulate human-like conversation and answer questions to the best of my ability.

In terms of who made me, I am the product of many talented developers and researchers who work on artificial intelligence and natural language processing technologies. However, I do not have a single creator or owner in the traditional sense.

Regarding Satoshi's whereabouts, that remains a mystery to this day. Satoshi Nakamoto remained anonymous and disappeared from the public eye in 2011, leaving behind only his innovative Bitcoin protocol and a trail of cryptography-related research. While there have been numerous guesses and theories about the true identity of Satoshi, his or her true identity remains unknown.