I’ve thought about this scenario many times. If you go to nostr/ Bitcoin conference as a nym, think about your opsec. Go as another npub or only reveal your nym to very small number of people who understand how serious you are about your anonymity. 

You cannot be serious and also “please dont take pictures”. Not everyone is nice and even nice ones don’t listen. Think about your opsec as a nym 🤙 nostr:note1ndkkhkjyhu8xkza85ms32fv7x7urkamzjqu4pt34vves97824p9qx5fm7n