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• Jack Dorsey said Block overhired during COVID after building two company structures.
• Block slashed nearly half its workforce in a single sweeping round of layoffs on Thursday.
• Dorsey said AI and smaller teams are driving a 'new way of working.'

Jack Dorsey is taking responsibility for a key mistake behind Block's

• The US Army's new warfighting software uses AI and machine learning to help get supplies to soldiers.
• TyrOS is designed to operate in environments where connectivity might be disrupted or unavailable.
• The AI also predicts what supplies, ammo, or maintenance soldiers

The offers and details on this page may have updated or changed since the time of publication. See our article on Business Insider for current information.

• For Love & Money is a column from

• Google executive Keith Ballinger said there's never been a better time to a software engineer.
• He said he spends 20+ hours a week experimenting with tools because of how much he loves the tech.
• Ballinger believes AI is crucial for problem-solving and effective communication.

This as-told-to essay is based on a conversation

Weak Wi-Fi can turn everyday tasks into small frustrations, whether it’s a video call that drops mid-sentence or a stream that refuses to load in certain rooms. If upgrading your router isn’t an option, a Wi-Fi extender can be a practical way to stretch your existing network farther and smooth out coverage gaps — without rewiring your home or rearranging furniture.

Today’s Wi-Fi extenders range

• Mayor Zohran Mamdani rolled out a plan in his first days in office to build public bathrooms.
• NYC aims for cost-efficient, quick public toilet installations.
• Red tape and high costs have long held the city back from addressing the issue.

Every time Leah Goodridge leaves her home in New York City, she performs the same exercise: figuring out

• Many NYC small businesses are struggling with rising rents.
• New York State lawmakers have proposed legislation to stabilize commercial rents.
• Real estate industry interests say the measure would be 'destructive' for property owners.

Henry Yao's 200-square-foot military surplus shop on New York's Lower East

• Layoffs are hitting Americans hard, and business leaders predict things may only get worse.
• The career coach Kyle Elliott shared three mistakes you should avoid after a layoff.
• Don't air your frustrations to former colleagues, or be afraid to network, he said.

A storm of layoffs is

• OpenAI and Tesla alum Andrej Karpathy wrote that there was no more "business as usual" in software, thanks to AI.
• AI agents are "extremely disruptive to the default programming workflow," Karpathy wrote on X.
• Karpathy, who coined "vibe coding," said that

Despite an ultimatum from Defense Secretary Pete Hegseth, Anthropic said that it can't "in good conscience" comply with a Pentagon edict to remove guardrails on its AI, CEO Dario Amodei wrote in a blog post. The Department of Defense had threatened to cancel a $200 million contract and label Anthropic a "supply chain risk" if it didn't agree to remove safeguards over mass surveillance and

• Anthropic isn't going to let the Defense Department use Claude as it pleases.
• CEO Dario Amodei stood firm, despite Defense Secretary Pete Hegseth's ultimatum this week.
• Here's what smart people are saying about Anthropic's fight with the Pentagon.

Anthropic has drawn a hard boundary with

• A former data analyst at Block had survived three rounds of layoffs and wasn't a low performer.
• Ivan Ureña-Valdes suspected AI cuts were coming, and he was one of the many laid off this week.
• He saw how AI was automating his work, and believed the tech would continue to