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Polymath Central

Thoughts and musings of David Greenberg, a polymath

Technology

Linda Yaccarino quits X without saying why, one day after Grok praised Hitler

July 9, 2025 Blogmaster

Linda Yaccarino has announced she is stepping down as CEO of X, one day after the platform was forced to take action to stop its chatbot Grok from praising Hitler…

Technology

Northwood Space successfully tests second-generation phased array antenna

July 9, 2025 Blogmaster

Northwood Space has completed initial testing of the second generation of its phased array antenna technology, which can simultaneously communicate with spacecraft across a range of orbits, from near Earth…

Technology

2025 Volvo EX90: A low-key luxury electric SUV

July 9, 2025 Blogmaster

Volvo was among the very first of the global automakers to declare plans to build an all-electrified future. Note the choice of word—electrified, not electric, as it includes hybrids, both…

Technology

Samsung’s 7th-gen foldables slim down, may finally fit in your pocket

July 9, 2025 Blogmaster

There’s no denying annual smartphone releases have settled into a routine—flat glass slabs with slightly faster processors and better cameras. Foldable phones buck the trend, but these products come with…

Technology

Dark visions and monsters abound in Wednesday S2 trailer

July 9, 2025 Blogmaster

Pugsly joins his big sister at Nevermore in Wednesday S2. The Netflix series Wednesday, created by Tim Burton, was one of our favorites in 2022, and while it was quickly…

Technology

AI mania pushes Nvidia to record $4 trillion valuation

July 9, 2025 Blogmaster

On Wednesday, Nvidia became the first company in history to reach $4 trillion market valuation as shares rose more than 2 percent, reports CNBC. The GPU maker’s stock has climbed…

Technology

Verizon’s request to lock phones supported by police, opposed by users

July 9, 2025 Blogmaster

With Verizon seeking permission to lock phones to its network for six months or longer instead of the current 60 days, a coalition of advocacy groups yesterday urged the Federal…

Cybersecurity

Gold Melody IAB Exploits Exposed ASP.NET Machine Keys for Unauthorized Access to Targets

July 9, 2025 Blogmaster

The Initial Access Broker (IAB) known as Gold Melody has been attributed to a campaign that exploits leaked ASP.NET machine keys to obtain unauthorized access to organizations and peddle that…

Technology

Grok Becomes ‘MechaHitler,’ Twitter Becomes X: How Centralized Tech Is Prone To Fascist Manipulation

July 9, 2025 Blogmaster

This week, Elon Musk’s Grok AI started spewing extreme antisemitism, responding with conspiracy theories about Jewish people, and for a brief period telling people to call it “MechaHitler.” The incident…

Technology

Virginia Enacts Stupid, Completely Unworkable ‘Social Media Time Limit’ Law

July 9, 2025 Blogmaster

Lawmakers seem to think they’re capable of solving every perceivable social media problem via legislation. Sometimes, the intents are pure but the execution is lacking. In many more cases —…

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Polymath Central

Thoughts and musings of David Greenberg, a polymath

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