But your camera phone can already copy text. If it’s a tattoo about the first paper you wrote, whatever you make needs to work for 60+ years. Text is always going to be valid, who knows when QR codes will become obsolete. 60 years ago you’d be getting a tattoo of a punch card, and that would be mostly meaningless today.
I was just addressing the fact that QR Codes were only for URLs. As for whether they’ll be around in 60 years… Barcodes have proved to be fairly resilient.
But your camera phone can already copy text. If it’s a tattoo about the first paper you wrote, whatever you make needs to work for 60+ years. Text is always going to be valid, who knows when QR codes will become obsolete. 60 years ago you’d be getting a tattoo of a punch card, and that would be mostly meaningless today.
I was just addressing the fact that QR Codes were only for URLs. As for whether they’ll be around in 60 years… Barcodes have proved to be fairly resilient.