Do you know what percentage of Alby invoices are QR code generated nostr:npub1m0sxqk5uwvtjhtt4yw3j0v3k6402fd35aq8832gp8kmer78atvkq9vgcru ?
I like B without any data.
Discussion
All invoices generate a qr code. The one on the bottom is a lightning address though in this idea