Tiernan Ray

Contributing Writer

Tiernan Ray has been covering technology and business for over 24 years. He was most recently technology editor for Barron's where he wrote daily market coverage for the Tech Trader blog and wrote the weekly print column of that name. He has also worked for Bloomberg and SmartMoney, and for the prestigious ComputerLetter newsletter covering venture capital investments in tech. His work has been published in the New York Times, Fortune magazine, and CNN Money. He is a graduate of Princeton University and a native of New York City.

Tiernan Ray has no direct investments in any securities whatsoever. His only investments are a 401K plan managed by Fidelity that is invested in a variety of broad security classes across different funds.

Latest from Tiernan Ray

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Actually, it appears I broke Panasonic’s Toughbook 55

Actually, it appears I broke Panasonic’s Toughbook 55

After battle-testing the Panasonic Toughbook 55 with a cup of hot coffee, the thing initially seemed fine but later stopped working. Examining the situation suggests both that my coffee test was foolish and unfair but also that Panasonic might want to reconsider one small but important detail of the Toughbook’s design.

October 11, 2019 by in Laptops

Is the world ready for cross-platform quantum programming?

Is the world ready for cross-platform quantum programming?

Harvard's Prineha Narang and colleagues hit upon a neat way to compile programs to emerging "noisy" quantum systems, and now they've commercialized the work in a startup Aliro. The company tells ZDNet that the business world is chomping at the bit to get "quantum value" even before such systems reach full-scale commercial deployment.

September 18, 2019 by in Data Centers

Cerebras’s first customer for giant AI chip is supercomputing hog U.S. Department of Energy

Cerebras’s first customer for giant AI chip is supercomputing hog U.S. Department of Energy

Cerebras Systems, the California startup that last month came out of the stealth mode with the world's biggest chip, dedicated to artificial intelligence, announced its first customer for its computer system, the U.S. Department of Energy. The announcement follows announcements earlier this year for future supercomputing systems made by Intel and AMD and Cray.

September 17, 2019 by in Artificial Intelligence