Unfortunately, though simple RFIDs cost less than 30 cents apiece, they are still way too expensive for tagging a bag of cut lettuce or a bunch of grapes.

ECONOMIST: Tech.view

By contrast, a bunch of grapes travels from the farm to a packer, to a shipping centre, to a warehouse, to a shop and finally to a consumer's fridge.

ECONOMIST: Tech.view

It could even be a bunch of grapes.

ECONOMIST: Evolution

You may not agree, but I think that if you guys are eating healthy things on a regular basis, you start to like them, and you start making choices about a snack so that instead of a snack being a piece of candy, a good snack could be a nice bunch of grapes.

WHITEHOUSE: First Lady Michelle Obama Q&A with Children

He stoops to loosen a heavy bunch of small, blackish Monastrell grapes from the stalk and offers me one: a syrup-sweet burst on the tongue.

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