By Katie PaulDozens of employees working in teams such as marketing, site security, enterprise engineering, program management, content strategy and corporate communications took to LinkedIn to announce that they were laid off. They have more than doubled in value this year and are among the top performers in the S&P 500 index, thanks to the cost-cutting drive and Meta's focus on artificial intelligence. The company also has been pouring billions of dollars into its metaverse-oriented Reality Labs unit, which lost $13