Web-based technologies will allow retailers and manufacturers to make a major change in improving the efficiency of their supply chains. But it will take up to 10 years before the impact of such technologies is really felt, Unilever CEO Antony Burgmans told the ECR Europe Conference. "Experience shows that you have rarely seen systems change within two to three years ­ look how long it took us to become Y2K compliant. Burgmans pointed out that all companies wanted to reduce the waste in their supply chains. He said 2% to 3% of turnover could be taken up by waste. Cutting that by half was a saving worth pursuing. And web based technologies would help companies achieve that goal. {{NEWS }}