nostr:npub1d3f4m9dgvkdjxn26pqzsxn6lpfn78sxwllxyt8mp76q0a9zyyjlswhr4xv where can I buy your book from? Just finished nostr:npub1a2cww4kn9wqte4ry70vyfwqyqvpswksna27rtxd8vty6c74era8sdcw83a Broken Money (highly recommend) and need my next one.