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Amazon’s Simple Notification Service also got a boost with a new Time to Live feature for mobile push notifications. Now, a developer can send a push notification to customers during a particular time window up to two weeks in length. That means a customer won’t have to get a notification for an event that has already happened while SNS couldn’t reach their phone.

Amazon’s U.S. workforce totals more than 300,000 people “across more than 40 states and 250 different counties, two headquarters, 18 Tech Hubs, more than 150 fulfillment centers, sortation centers and delivery stations, and more than two dozen Amazon Go, 4 Star and Amazon Books retail stores,” according to a press release.

Amazon’s fledgling game development studio released its first mobile game this morning, Air Patriots, a tower-defense game with a military aviation theme.

Amid the epidemic, nearly 240 million users are using the online document tool to undertake office work. And about 60,000 students in Wuhan, capital of Hubei province and the epicenter of the outbreak, are using the cloud-powered tool to study at home.

Amazon’s new devices will ship with Sangria pre-installed, and its third-generation Kindle Fires will get the new software as an over-the-air update later this year.