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Eye-Tracking Software Goes Mobile

Umoove aims to bring hands-free control to phones and tablets

4 min read
Eye-Tracking Software Goes Mobile
Image: Tracy Lorna/iStockphoto

Go ahead, wake up your smartphone. No, don’t touch it! Just look at it. Wait for a second…and…yes! It recognizes you. You don’t even need to key in a pass code. Your phone identifies the unique way your eyes flicker. See? What app do you want to open? News? Okay, stare at the icon. Want to scroll through an article? Look down. Pause a video? Look away.

The day when eye tracking becomes a common feature in mobile gadgets may not be far off. The technology got a lot of buzz this March when Samsung demonstrated finger-free scrolling and video control on its flagship phone, the Galaxy S4, during the product’s launch in New York City. The same week, LG Electronics announced it would include similar capabilities in its newest smartphone, the Optimus G Pro.

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The Spectacular Collapse of CryptoKitties, the First Big Blockchain Game

A cautionary tale of NFTs, Ethereum, and cryptocurrency security

8 min read
Mountains and cresting waves made of cartoon cats and large green coins.
Frank Stockton

On 4 September 2018, someone known only as Rabono bought an angry cartoon cat named Dragon for 600 ether—an amount of Ethereum cryptocurrency worth about US $170,000 at the time, or $745,000 at the cryptocurrency’s value in July 2022.

It was by far the highest transaction yet for a nonfungible token (NFT), the then-new concept of a unique digital asset. And it was a headline-grabbing opportunity for CryptoKitties, the world’s first blockchain gaming hit. But the sky-high transaction obscured a more difficult truth: CryptoKitties was dying, and it had been for some time.

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