These are in most McDonalds' locations (that I've been to) in Australia. They work just fine.
And yes, they came about because Australia has the world's highest minimum wage at ~AU$18/hr. (currently ~US$13/hr)
I've started using them and it works fine for me.
She make my dinner any time....
"Welcome to Carl's Jr - Enjoy your Extra Big Az Fries!"
That’s great, everyone can touch that strep throat ridden kiosk and then get on to gobbling their meal to get whatever goo was on that glass screen, no thank you. (I don’t eat there anyway)