QR Codes Are Perfect For The Internet of Things

via shkspr.mobi

"The costs associated with setting this up are close to zero. Amortized over every sachet it's probably less than the cost of a grain of salt.
There's no opportunity cost lost - what else could you stick on the side of a packet that small?
I like the fact that I can instantly see nutritional information and can certainly see it being more useful on larger items. But, again, that's the point. QR codes are free - so you might as well stick them on everything."
Do read the full post - great points contrasting QR Codes and NFC.