remove hex conversion in qr code generation
I believe it's not necessary to first convert from binary to printable hex. In that case we wouldn't need the b45-encoding at all. b45 takes binary and generates printable ascii optimized for qr codes.
I believe it's not necessary to first convert from binary to printable hex. In that case we wouldn't need the b45-encoding at all. b45 takes binary and generates printable ascii optimized for qr codes.