June 18, 2025

Puzzle Corner

Ready for a fresh set of puzzles? Click here for the July/August 2025 Puzzle Corner, brought to you by guest editor Ed Faulkner ’03. Send problems, solutions (by August 1), and comments to puzzlecorner@technologyreview.com. Editor emeritus Allan Gottlieb ’67 launched Puzzle Corner in 1966. Find back issues through 2022 at cs.nyu.edu/~gottlieb/tr and more recent back issues at technologyreview.com/puzzle-corner.

August 2023

Emtech to advance its regtech and CBDC stack solutions with $4M led by Matrix Partners India

August 3, 2023
Emtech, an African provider of central banking infrastructure, introduced its Central Bank Digital Currency (CBDC) Innovation kit last month. The kit caters to fintechs and financial service providers interested in experimenting with solutions and business models based on digital currencies pioneered by central banks. The New York-based business is today announcing a $4 million seed […]

India restricts import of laptop, tablets and servers

August 3, 2023
India restricted import of laptops, tablets, other personal computers and servers with immediate effect on Thursday, the Ministry of Commerce and Industry said in an amendment to an import policy. “Import of laptops, tablets, all-in-one personal computers, and ultra small form factor computers and servers falling under HSN 8741 shall be ‘restricted,’” a government notification […]

Xpeng’s head of autonomous driving quits, rumored to join Nvidia

August 3, 2023
Xpeng, a prominent Chinese electric vehicle maker and a competitor to Tesla, has announced the resignation of its vice president of autonomous driving, Xinzhou Wu, over personal and family reasons. Wu, formerly a senior director of engineering at Qualcomm where he spent over a decade, was effectively the head of Xpeng’s autonomous driving business and […]

SettleMint’s AI assistant aims to help web3 developers write better smart contracts

August 3, 2023
The way artificial intelligence can write software has already prompted many companies to introduce code-generating products, so it’s no surprise that SettleMint, a low-code blockchain programming tool for enterprises, recently added an AI assistant to its platform. The AI assistant, which arrived about nine months after SettleMint announced its 16 million euro Series A funding […]

Reddit is down, per user reports

August 2, 2023
User morale isn’t the only thing that’s down at Reddit. More than 30,000 people have reported outages on Reddit since about 4:30 PM ET, according to Downdetector. While many users have been able to access the platform again, not all issues have been resolved yet. Reddit has not yet commented on the outage via its […]

DJI’s new GoPro competitor launches at $399

August 2, 2023
The DJI/GoPro relationship has been an uneasy one ever since planned drone collaboration fell back down to earth some eight or so years back. After the deal fell through, GoPro launched its Karma drone, but ultimately failed to find purchase in a category that DJI continues to dominate. DJI, on the other hand, has entered […]

HackerOne lays off 12% workforce as ‘one-time event’

August 2, 2023
HackerOne, a widely known bug bounty and penetration testing platform, is cutting up to 12% of its workforce as the global economic slowdown continues to impact the tech community. The San Francisco-based startup announced its layoffs on Wednesday, TechCrunch learned and confirmed with the startup. The decision will impact the startup’s employees worldwide, including those […]