https://www.theguardian.com/technology/2022/feb/04/meta-rivalry-apple-inflamed-facebook-parent-company-share-price-plummets

Zuckerberg blames ‘headwinds’ from Apple’s new iOS and changes in privacy for the record drop in value

Mark Zuckerberg blamed “headwinds” this week after investors wiped about $220bn off Meta’s market value. One of the biggest blows came from longtime rival Apple.