I was asked to explain Nostr today.

How did I do and what are the best good and simple explanations for purple pulling? nostr:nprofile1qqsvn6daczcrcgdaxdap9h84k33af876l6yy4gfth9gvrqhfund7nwqpz3mhxue69uhhyetvv9ujuerpd46hxtnfduq3yamnwvaz7tm0venxx6rpd9hzuur4vg9yr36m 15000