Discovery sues Amazon.com over Kindle patent

(AP) -- Discovery Communications Inc. says the Kindle electronic book readers from Amazon.com Inc. violate a patent that Discovery registered in 2007. Discovery sued Amazon in Delaware on Tuesday.

Starbucks teams with Square for mobile payments

Starbucks is pouring $25 million into electronic payments start-up Square in a partnership that expands mobile payment options at the coffee chain, the companies announced Wednesday.

Recharging in private

An electronic payment system developed in Singapore will protect the privacy of customers recharging their electric vehicles.

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