agreed, is simple and cheaper and they can redeem it any time.
Discussion
Ooo this is interesting. I’ll try set these up!
They have also a Telegram bot: https://t.me/BitcoinVoucherBot
Or you can even send them sats through Telegram with https://t.me/LightningTipBot or you can create LNURL vouchers directly from your LNTipBot account in Telegram and they can redeem the sats anytime.