Memo: Walmart plans to close its tech hubs in Austin, Portland, and Carlsbad, CA, and require staff to relocate and be in office twice a week to keep their jobs (Sarah Nassauer/Wall Street Journal)

Sarah Nassauer / Wall Street Journal: Memo: Walmart plans to close its tech hubs in Austin, Portland, and Carlsbad, CA, and require staff to relocate and be in office twice a week to keep their jobs  —  Retail giant is closing offices in Austin, Portland and Carlsbad and telling hundreds of staff they must relocate […]

Cloudflare says it mitigated dozens of hyper-volumetric DDoS attacks hitting customers last weekend; one exceeded 71M rps, 35%+ higher than the previous record (Sergiu Gatlan/BleepingComputer)

Sergiu Gatlan / BleepingComputer: Cloudflare says it mitigated dozens of hyper-volumetric DDoS attacks hitting customers last weekend; one exceeded 71M rps, 35%+ higher than the previous record  —  This weekend, Cloudflare blocked what it describes as the largest volumetric distributed denial-of-service (DDoS) attack to date.

Ingestible sensor could help doctors pinpoint GI difficulties

Engineers at MIT and Caltech have demonstrated an ingestible sensor whose location can be monitored as it moves through the digestive tract, an advance that could help doctors more easily diagnose gastrointestinal motility disorders such as constipation, gastroesophageal reflux disease, and gastroparesis. The tiny sensor works by detecting a magnetic field produced by an electromagnetic […]

A look at Andy Jassy’s challenges running Amazon, down by $1T in market cap since he took over: cutting costs, layoffs, boosting Prime subscribers, and more (Financial Times)

Financial Times: A look at Andy Jassy’s challenges running Amazon, down by $1T in market cap since he took over: cutting costs, layoffs, boosting Prime subscribers, and more  —  Investors joining Amazon’s earning call earlier this month were greeted with a surprise guest: the group’s chief executive, Andy Jassy.

A look back at Spotify betting hundreds of millions of dollars on podcasts, which CFO Paul Vogel says were a “big drag on our business in 2022” (Max Tani/Semafor)

Max Tani / Semafor: A look back at Spotify betting hundreds of millions of dollars on podcasts, which CFO Paul Vogel says were a “big drag on our business in 2022”  —  By 2021, Spotify had paid to sign some of the biggest names in podcasting, and it was ready to start squeezing its competitors.

Publishers worry that Microsoft’s and Google’s search chatbots, which summarize key info from articles, may undermine their businesses and spread misinformation (Wired)

Wired: Publishers worry that Microsoft’s and Google’s search chatbots, which summarize key info from articles, may undermine their businesses and spread misinformation  —  Microsoft’s new search interface can serve up key information from articles, removing the need to click—and potentially undermining publisher business models.

Sources: the SEC has told crypto firm Paxos it plans to sue the company, alleging the Binance USD token, which it issues and lists, is an unregistered security (Wall Street Journal)

Wall Street Journal: Sources: the SEC has told crypto firm Paxos it plans to sue the company, alleging the Binance USD token, which it issues and lists, is an unregistered security  —  The agency has been intensifying its enforcement of major crypto players  —  The Securities and Exchange Commission …

IDC: Pico, owned by ByteDance, gained ~15% of the global VR market share by Q3 2022, a 3x gain YoY; Meta’s market share fell from 90% to ~75% in the same period (Wall Street Journal)

Wall Street Journal: IDC: Pico, owned by ByteDance, gained ~15% of the global VR market share by Q3 2022, a 3x gain YoY; Meta’s market share fell from 90% to ~75% in the same period  —  Pico, owned by ByteDance, has increased shipments of VR headsets as it attempts to compete with Meta’s Quest 2

How a slowing digital ad market, Apple’s ATT changes, tech companies’ internal turmoil, weak content moderation, and more are contributing to a junk ad epidemic (Tiffany Hsu/New York Times)

Tiffany Hsu / New York Times: How a slowing digital ad market, Apple’s ATT changes, tech companies’ internal turmoil, weak content moderation, and more are contributing to a junk ad epidemic  —  Scrolling past ads has rarely been enjoyable.  But in recent months, people say the experience seems so much worse.

A look at “liquid” neural nets, which change their underlying algorithms based on observed inputs, making them more flexible than standard ML neural networks (Steve Nadis/Quanta Magazine)

Steve Nadis / Quanta Magazine: A look at “liquid” neural nets, which change their underlying algorithms based on observed inputs, making them more flexible than standard ML neural networks  —  “Liquid” neural nets, based on a worm’s nervous system, can transform their underlying algorithms on the fly, giving them unprecedented speed and adaptability.

Creating trustworthy generative AI requires resources probably on the scale of what companies like Microsoft and Google possess, making them even more powerful (Christopher Mims/Wall Street Journal)

Christopher Mims / Wall Street Journal: Creating trustworthy generative AI requires resources probably on the scale of what companies like Microsoft and Google possess, making them even more powerful  —  Relying on tech giants for both answers and assistance, rather than just information, could entrench them into our lives more deeply than ever

Google staff criticize company leadership over the Bard announcement, calling the unveil “botched”, “myopic”, and “un-Googley” on the internal forum Memegen (Jennifer Elias/CNBC)

Jennifer Elias / CNBC: Google staff criticize company leadership over the Bard announcement, calling the unveil “botched”, “myopic”, and “un-Googley” on the internal forum Memegen  —  – Google employees took to Memegen this week, filling the message repository with criticisms …

Sources: TikTok’s Internal Audit team that spied on journalists had wide investigative powers with little oversight; ByteDance says it’s restructuring the team (Louise Matsakis/Semafor)

Louise Matsakis / Semafor: Sources: TikTok’s Internal Audit team that spied on journalists had wide investigative powers with little oversight; ByteDance says it’s restructuring the team  —  TikTok’s hyper-aggressive internal security team drew a wave of complaints from employees before its conduct exploded …

Some local legislators and residents in Northern Virginia, home to ~275 data centers with dozens more planned, complain of land use, cooling fan noise, and more (Antonio Olivo/Washington Post)

Antonio Olivo / Washington Post: Some local legislators and residents in Northern Virginia, home to ~275 data centers with dozens more planned, complain of land use, cooling fan noise, and more  —  A drone soared over a cluster of data center buildings in Northern Virginia, recording video of rooftop exhaust fans whose constant whir …

Pathmatics estimates the monthly revenue from Twitter’s top 1,000 advertisers fell 60%+ from around $127M in October 2022 to just over $48M by January 25, 2023 (Clare Duffy/CNN)

Clare Duffy / CNN: Pathmatics estimates the monthly revenue from Twitter’s top 1,000 advertisers fell 60%+ from around $127M in October 2022 to just over $48M by January 25, 2023  —  New York CNN —  —  More than half of Twitter’s top 1,000 advertisers in September were no longer spending on the platform …

A look at the newly launched Bitcoin mixer Sinbad.io, which appears to have become the preferred outlet for North Korean hackers to launder stolen crypto (Andy Greenberg/Wired)

Andy Greenberg / Wired: A look at the newly launched Bitcoin mixer Sinbad.io, which appears to have become the preferred outlet for North Korean hackers to launder stolen crypto  —  The world’s most prolific crypto thieves have used Sinbad.io to launder tens of millions.  Its creator, “Mehdi,” answers WIRED’s questions.

An overview of macro tech trends, with a focus on the e-commerce slowdown, Amazon, layoffs, advertising, and generative AI opportunities beyond text and images (Benedict Evans)

Benedict Evans: An overview of macro tech trends, with a focus on the e-commerce slowdown, Amazon, layoffs, advertising, and generative AI opportunities beyond text and images  —  Presentations Every year, I produce a big presentation exploring macro and strategic trends in the tech industry.  This year, ‘The New Gatekeepers’.

The City of Oakland confirms reports of a ransomware attack on its networks but says 911, financial data, and fire and emergency resources were not impacted (Jonathan Greig/The Record)

Jonathan Greig / The Record: The City of Oakland confirms reports of a ransomware attack on its networks but says 911, financial data, and fire and emergency resources were not impacted  —  The City of Oakland confirmed reports that its networks had been hit with ransomware after rumors emerged online that several agencies …

Sources: China Telecom and China Mobile withdrew their ~20% investment in an Asia-Europe subsea cable project after US firm SubCom was chosen to build the line (Financial Times)

Financial Times: Sources: China Telecom and China Mobile withdrew their ~20% investment in an Asia-Europe subsea cable project after US firm SubCom was chosen to build the line  —  Telecoms groups withdrew investment in Sea-Me-We 6, which will transmit data between Asia and western Europe

Source: PayPal is pausing work on its stablecoin as regulators increase their scrutiny of cryptocurrencies and its key partner Paxos faces a probe in New York (Bloomberg)

Bloomberg: Source: PayPal is pausing work on its stablecoin as regulators increase their scrutiny of cryptocurrencies and its key partner Paxos faces a probe in New York  —  PayPal Holdings Inc. is pausing work on its stablecoin as regulators increase scrutiny of cryptocurrencies and a key partner …

Source: Microsoft shut its Industrial Metaverse Core team, formed in October 2022 to build tools for industrial settings, and laid off the team’s ~100 employees (Kevin McLaughlin/The Information)

Kevin McLaughlin / The Information: Source: Microsoft shut its Industrial Metaverse Core team, formed in October 2022 to build tools for industrial settings, and laid off the team’s ~100 employees  —  In a surprising reversal, Microsoft has killed a team it formed four months ago to help customers use the metaverse in industrial settings …