Bobby Allyn

The Federal Trade Commission on Thursday sued to block a $40 billion deal in which the Silicon Valley chip maker Nvidia sought to buy British chip designer Arm.

Officials with the FTC say the deal, which would be the largest semiconductor-chip merger in history, would give Nvidia too much power, hurt competition and raise prices for consumers.

Three former Google employees have sued the company, alleging that Google's motto "Don't be evil" amounts to a contractual obligation that the tech giant has violated.

At the time the company hired the three software engineers, Rebecca Rivers, Sophie Waldman and Paul Duke, they signed conduct rules that included a "Don't be evil" provision, according to the suit.

Elizabeth Holmes told the jury in her criminal fraud trial on Tuesday that she personally put the letterhead of pharma giants Pfizer and Schering-Plough on documents sent to potential business partners and investors without the companies' consent.

It was the most damning admission Holmes has made under oath in three days of testifying in her own defense. The former CEO of the blood-testing company Theranos is attempting to persuade the jury that she is innocent of 11 counts of fraud and conspiracy to commit fraud.

There's a buzzword that tech, crypto and venture-capital types have become infatuated with lately. Conversations are now peppered with it, and you're not serious about the future until you add it to your Twitter bio: Web3.

It's an umbrella term for disparate ideas all pointing in the direction of eliminating the big middlemen on the internet. In this new era, navigating the web no longer means logging onto the likes of Facebook, Google or Twitter.

Gustavo Ajche is about to begin his shift in Lower Manhattan. He makes sure his e-bike is powered up and his iPhone mounted to his handlebars, then nods approvingly.

"Now we're gonna connect it to the app," he said. "I'm gonna start working."