Nokia sales manager Matt Davies last month demonstrated the new Nokia Point & Find service at Mediapost’s Digital Out-of-Home Forum. Nokia isn’t the only company introducing this kind of mobile image recognition technology.

In a panel discussion on the economic downturn PricewaterhouseCoopers principal Michael Kelley identified 2D barcodes as one growth market for the coming 18 months. Kroger and Wal-Mart are already putting the infrastructure in place.