Sounds like low trust society issues to be honest. I only see those systems expanding in Switzerland, and they never use annoying scales or complain about unexpected items, because there aren’t even any sensors for that.
Here in Finland handheld scanners have been getting added to more shops, you grab one, scan and bag as you go, and at the end you return the scanner and pay it all at once.
Sounds like low trust society issues to be honest. I only see those systems expanding in Switzerland, and they never use annoying scales or complain about unexpected items, because there aren’t even any sensors for that.
Here in Finland handheld scanners have been getting added to more shops, you grab one, scan and bag as you go, and at the end you return the scanner and pay it all at once.