Genius
This is a really, really terrific idea.Google has filed a patent for a kind of electronic billboard that includes inventory checking. Here's an excerpt:
Stores buying advertising time on local electronic billboards are able to connect their stock-control computers to the network. The ads are displayed in rotation, but only until the stock-control computer reports the product as sold out. At that point, the ad is omitted from the cycle until the product is restocked.
Read the full article here.
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