Sharing a password? Isn't the reason why there is a tight security for wifi networks so we are able to protect the computers in the network? Won't this token be also the reason for the hacks that will soon happen?
I am sure it will break the security of you Wi-Fi and give hackers the access to your PC. After this you may say bye-bye to your bitcoins. To prevent this I say bye-bye to this project.
FUD at its finest, setting up a guest network on modern routers is simple and safe