That is even assuming that the TTY has the correct resolution for your monitor, that is not always the case. If not, it is highly likely that the most important

That is even assuming that the TTY has the correct resolution for your monitor, that is not always the case. If not, it is highly likely that the most important information will be missing, it happened for me quite a few times. Of course, it doesn't mean that the QR code could also not be cut off the screen, but since QR code is more dense in information (like the post says), I think this is more rare.