Researchers jailbreak a Tesla, the FCC fines robocallers and WeWork finds itself in trouble (again)

Welcome, friends, to TechCrunch's Week in Review (WiR), the newsletter where we recap the week that was in tech.

Welcome, friends, to TechCrunch's Week in Review (WiR), the newsletter where we recap the week that was in tech. For those new to WiR, think of it as digest of stories and pieces that topped the charts over the past five days or so.

In week's of WiR, we cover researchers figuring out a way to “jailbreak” Teslas, the domain name switching hands and the FCC fining robocallers. Also featured are stories about WeWork's perennial struggles, Google's Messages app fully embracing RCS, and spyware maker LetMeSpy shutting after a massive data breach.

If you haven't already, sign up here to get WiR in your inbox every Saturday. Now, on with the recap.

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Jailbreak your Tesla: A group of researchers say that they've found a way to hack the hardware underpinning Tesla's infotainment system, allowing them to get what normally would be paid upgrades — such as heated rear seats — for free. Lorenzo has the story. switches hands: A few months back, OpenAI seemingly purchased the domain in order to redirect it to the web app for its AI-powered chatbot, ChatGPT. But now redirects to, Elon Musk's machine learning research outfit — suggesting that the CEO of X (formerly known as Twitter) has come into possession of the domain.

FCC fines robocallers: The FCC has fined a robocaller a record $300 million after blocking billions of their scam calls. But as Devin writes, whether and when the money will be paid is, as always, something of an open question.

WeWork in trouble . . . again: WeWork this week announced a net loss of $397 million for the second quarter on of $877 million. The 13-year-old flexible space provider — which faces both increased competition and declining post-pandemic demand — didn't mince words, admitting that “substantial doubt exists about [its] ability to continue.”

Google Messages embraces RCS: Google said this week that it's making its Messages by Google app secure with improvements to RCS, or — a protocol aimed at replacing . The company says it'll now make RCS the default for both new and existing Messages app users, and end-to-end encryption for group chats is now fully rolled out to all RCS users.

Google launches Project IDX: In Google news, the tech giant this week launched Project IDX, an AI-enabled, browser-based development for building full-stack web and multiplatform apps.

ChatGPT custom instructions expand: OpenAI this week announced that it's expanding custom instructions — a way to give users more control over how ChatGPT responds — to all users, including those on the free tier of the service. The feature, which was first unveiled in July as a beta for ChatGPT Plus subscribers, allows users to add various preferences and requirements that they want the AI chatbot to consider when responding.

Spyware maker shuts down: Poland-based spyware LetMeSpy is no longer operational and said it will shut down after a June data breach wiped out its servers, including its huge trove of data stolen from thousands of victims' phones.


This reporter would venture to say that TechCrunch's roster of podcasts has something for every interest. This week, as every week, there's intriguing new material for your listening enjoyment.

On Equity, the crew talked about a lawsuit targeting a grant program providing small checks to Black women small-business owners and how some countries are taking a different track, including the U.K.

Meanwhile, this week's episode of Found focused on Anurupa Ganguly, the founder and CEO at Prisms, a startup designing VR math curriculum for middle and high school students. Ganguly talked about how her time as a teacher in the Boston and New York City public school systems provided early inspiration for the company, and what it's been like selling to schools, as well as her take on company culture in relation to remote and hybrid work.

And Chain Reaction hosted Robbie Ferguson, the co-founder and president of Immutable. Immutable is a web3 company consisting of two entities: Immutable Platform, a developer platform for building and scaling Ethereum-based web3 games, and Immutable Games, a web3 game developer and publisher.


TC+ subscribers get access to in-depth commentary, and surveys — which you know if you're already a subscriber. If you're not, consider signing up. Here are a few highlights from this week:

Room-temp superconductor? Not so fast: The — and more than a few scientists — got their hopes up a couple weeks ago when a team of physicists from South Korea announced that they had created a room-temperature superconductor from a slew of common yet unlikely materials. But, as Tim writes, it's probably, disappointingly bunk.

Taking another look at venture debt: Silicon Valley Bank's nosedive has soured many on venture debt, and for early-stage companies, it being cautious. As an option for growth-stage companies with more predictable cash , however, things may be a little different. Haje investigates.

Taking a page from mobile gaming: Retaining mobile app subscribers is harder than it was last year, but paywall optimization and gamified UX can help. Anna explores the ins and outs of the turbulent market, and how apps are following examples from mobile gaming.

Get your TechCrunch fix IRL. Join us at Disrupt 2023 in San Francisco this September to immerse yourself in all things startup. From headline interviews to intimate roundtables to a jam-packed startup expo floor, there's something for everyone at Disrupt. Save up to $400 when you buy your pass now through September 18, and save 15% on top of that with promo code WIR. Learn more.

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