Meta’s antitrust trial, in which the government contends the company killed competition by buying young rivals, hinges on unknowable alternate versions of Silicon Valley history.

Mark Zuckerberg floated the possibility of spinning off Instagram from his social media empire amid rising regulatory scrutiny of the technology sector and an increasing concern that the photo sharing app was “cannibalizing” the success of Facebook.

Mark Zuckerberg testified in a landmark antitrust trial to defend Meta against allegations of running a social media monopoly, according to the BBC. The FTC’s case accuses Meta of monopolizing the market through its acquisitions of Instagram and WhatsApp.