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    Vicapedia - How do shopping algorithms work?
We head into the world of technology, have you ever wondered why an item is more expensive to you than it might be to others? Or why you might get a 10% off voucher just as you've forgotten to buy something you've left in a basket?
It's all to do with shopping algorithms! How do they work?
With the answer is Chris Green, an Independent Technology Analyst...
If you've got a question for the Vicapedia, let us know! Email viconair@bbc.co.uk
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