Mark Zuckerberg and Tim Cook have had a rivalry for years. Here's the latest in the back and forth between Apple and Meta.

Tech Insider
Tim Cook Mark Zuckerberg
Apple CEO Tim Cook, left, and Meta CEO Mark Zuckerberg, right, have taken many shots at each other's companies and products over the years.

AP; Francois Mori/AP

Meet Sheryl Sandberg: Meta's former chief operating officer who just announced she's leaving Meta's board of directors

Tech Insider
Sheryl Sandberg Facebook COO
Sheryl Sandberg, Meta's former chief operating officer.

Richard Bord/Getty Images for Cannes Lions

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