Can confirm this method works surprising well in practice! Most people just get it. I used it with great success to connect people to a WLAN while at sea (and w

Can confirm this method works surprising well in practice! Most people just get it. I used it with great success to connect people to a WLAN while at sea (and without phone reception / internet to allow googling "what is qr"). That said, it is worth including the password below the QR just in case someone's camera is old or playing up (this happened). I also added an NFC sticker for the tech woke.