$80bn wiped from value of Facebook and Instagram owner Meta

Sell-off that began overnight continues after Mark Zuckerberg’s company reports halving of profitsInvestors wiped $80bn (£69bn) off the market value of Facebook and Instagram’s owner, Meta, after Mark Zuckerberg’s company reported profits had halved during the third quarter as advertisers reined in spending amid the global economic downturn.The 25% tumble in Meta’s share price since Wednesday evening has knocked billions off the personal wealth of Zuckerberg, its ch