Radio 4 in Four - The 1990s tech which is suddenly everywhere - Â鶹ԼÅÄ Sounds
Radio 4 in Four - The 1990s tech which is suddenly everywhere - Â鶹ԼÅÄ Sounds
The 1990s tech which is suddenly everywhere
QR codes have been around since the 1990s, but suddenly their time seems to have come.
