Permutations and centralizers in Mathematica
I had a fleeting thought about how little I use group theory when I realize I used it just this week. A couple days ago I needed to know which permutations of 4 elements commute with reversal. If r takes a sequence and reverses it, I need to find all permutations
Read moreFTC finally proposes ban on fake reviews
The FTC has proposed a new rule banning numerous forms of fake reviews online, from outright fabricated ones to those that are sketchily repurposed or secretly manipulated. It may not totally rehabilitate the notoriously unreliable online review ecosystem, but it could help make things a bit more bearable. This rule
Read moreSecretive hardware startup Humane’s first product is the Ai Pin
Humane, the startup launched by ex-Apple design and engineering duo Imran Chaudhri and Bethany Bongiorno, today revealed details about its first product: The Humane Ai Pin. It’s been a long time coming. Humane has kept its work more or less under wraps since 2018, its founding year, unveiling no products
Read morePolice want robotaxi video footage to help solve crimes
Police are starting to turn to robotaxis — specifically all of that footage captured by cameras — for video evidence to help solve crimes. While it might not be a trend quite yet, evidence suggests that the robotaxi is the new proving ground for privacy advocates and law enforcement, especially
Read moreTwitter now requires an account to view tweets
If you’re not logged into your Twitter account and try to view a tweet, you’ll be presented with a sign-in screen. And if you don’t want to have an account on the bird app, too bad! Twitter hasn’t commented on this change, and given how sloppy the platform has been
Read moreIRL’s ex-CEO says he’s ‘shocked’ about the company’s fake users
IRL’s company logo. | Photo illustration by William Joel/The Verge I have a packed issue this week, starting with the implosion of a once-hot social media startup called IRL. It raised $200 million at over a $1 billion valuation, and now its board is dissolving the company after finding that
Read moreConnecting Unity3D With AWS Services
3 ways of doing it!Illustration by Gianca ChavestIn my last articles, I realized direct integrations between Unity3D and AWS using the AWS SDK for .NET. I generally don’t dive into details about how the connection between Unity3D and the AWS services is made in order to focus on the primary topic. Still, it
Read moreGM buys software startup that predicts EV battery fires
General Motors said Friday it has acquired Algolion, an Israel-based software startup that can detect potential hazards in battery cells. Financial terms were not disclosed. The automaker did say that Algolion six employees, including the company’s founders, will remain based in Israel and join more than 850 employees at the
Read moreSchools say US teachers’ retirement fund was breached by MOVEit hackers
Two U.S. schools have confirmed that TIAA, a non-profit organization that provides financial services for individuals in academic fields, has been caught up in the mass-hacks targeting MOVEit file transfer tools. Middlebury College in Vermont and Trinity College in Connecticut both released security notices confirming they experienced data breaches as
Read moreWhy automakers are rushing to adopt Tesla’s NACS plug and what it means to drivers
How did the North American electric vehicle market finally decide on a charging port? Gradually, then suddenly, to paraphrase Ernest Hemingway. The war isn’t over yet, but with Electrify America announcing this week that it would add Tesla’s North American Charging Standard (NACS) plugs, it’s close. Electrify America’s decision is
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