Locu is also working on gaining access to demand-side data, so that it can pair product availability data (from menus) with demand data (from sales) to see how the two work together, as well as what consumers are actually buying.

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Some auto makers want to carefully control how drivers interact with potentially distracting menus and data.

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Fast-food and other chain restaurants are now required to provide clearly visible calorie data to their customers, in menus, on signs and pretty much everywhere.

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In addition to education and entertainment, it provides agricultural information, such as prices, weather data and farming tips, that can be called up from special menus on some Nokia handsets.

ECONOMIST: Beyond voice

The Magellan eXplorist 510 Marine Edition provides boaters with a custom selection of best-in-class Navionics marine navigation charts and data plus a rugged, waterproof handheld Magellan eXplorist 510 Outdoor GPS device featuring easy-to-use menus, a built-in camera and a 3-inch sunlight-readable color touchscreen.

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