Is anyone building a layer 2 or sidechain on top of nostr:npub1jg552aulj07skd6e7y2hu0vl5g8nl5jvfw8jhn6jpjk0vjd0waksvl6n8n Liquid? OP_CAT is already enabled, and there’s probably a number of reasons why a layer would be more scalable on Liquid than the base layer.