Automatically add new tokens along with network by QR codes

how about making a new token adding process so simple by adding the token along with the network all of them at once by scanning a QR code?
It’s 21-century now and we are talking about one of the newest technology in the world! and yet we have to make multiple-step for adding new tokens to our wallet?!
Why it’s not smart enough to add them by just scanning a QR code?