In Kreuzlingen, 🇨🇭 Switzerland, you can pay for groceries at SPAR using Monero (XMR). Simply open your nostr:npub1lsrm8rdxzyhmumx5uzfmq47ta5ggdyns2xqkw0ej6h2qat026nvs7rm040, scan the QR code and slide the switch to send. Payment is instant. No need to wait for change. Better than cash.