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By increasing transparency in food freshness, blockchain adoption could help retailers slash waste, maximize profits and reshape relationships with suppliers.

One is never far from a Dollar General in most North Carolina towns. North of Durham, for example, the Vance County seat of Henderson has six stores within a four-mile radius. The Granville County seat of Oxford and its 9,000 residents support four Dollar Generals, while Roxboro in neighboring Person County has a smaller population but still five stores within 10 miles.

The genetic testing company 23andMe, which holds the genetic data of 15 million people, declared bankruptcy on Sunday night after years of financial struggles. This means that all of the extremely personal user data could be up for sale—and that vast trove of genetic data could draw interest from AI companies looking to train their data sets, experts say.

Mom-and-pop businesses are trying to adapt to the soaring cost of eggs. The owners of four egg-centric restaurants across the country show how they are coping with this threat to their livelihoods.

Bird flu outbreaks that wiped out about 15 percent of the nation’s egg-laying chickens and drove wholesale egg prices to a peak of more than $8.50 a dozen in February have vexed grocery shoppers and prompted big breakfast chains to add surcharges to diners’ checks. But for owners of small eateries, paying double or triple for an ingredient they crack by the hundreds each day could potentially put them out of business.