I wonder if this is a boardroom hit that is desperately looking for an audience, because I don't hear a lot of people screaming for the capability - although I'll be interested to hear NOP and Kurdts points because I believe that it may already be functional with some devices in their countries.
Theoretically Globe has something like that. The implemented it 8+ years ago. It went no where

Basically it is now just a poor man's western union. Mainly used by people who work in manila to send money back to their families in manila.
Their transmission rates are much lower then western union, and you can send small amounts.
Even CC cards are not widely excepted.
Main reason is people like cash.
People still buy a lot of their food at the public market.
Even if you buy an expensive item like $10K+ the guy might ask you to pay cash

Also people are a little paranoid when it comes to these things.
The gov't would then be able to track how much businesses sell etc. And then they would be able to tax them

For things like a vending machine. They are relatively rare. Cheaper to hire someone to sell coke in bottles, then to buy the machine.
Except for KTV,slot machines and arcades and a few coffee machines, very few vending machines.
Maybe in America and Europe it may go, I have no idea
