Self-scan checkout lanes are growing in popularity at U.S. supermarkets. But labor leaders worry about their effect on the work force. And the technology intimidates many shoppers. NPR's Adam Hochberg reports.
Copyright 2002 NPR
Self-scan checkout lanes are growing in popularity at U.S. supermarkets. But labor leaders worry about their effect on the work force. And the technology intimidates many shoppers. NPR's Adam Hochberg reports.
Copyright 2002 NPR