[ad_1] SAN FRANCISCO — Mark Zuckerberg has a message for Meta workers: Buckle up for robust occasions forward.At an inside assembly on Thursday, Mr. Zuckerberg, the chief govt of Meta, stated the Silicon Valley firm was going through one of many “worst downturns that we’ve seen in latest historical past,” in line with copies of his feedback that had been shared with The New York Occasions. He instructed Meta’s 77,800 staff that they need to put together to do extra work with fewer assets and that their performances could be graded extra intensely than beforehand.Mr. Zuckerberg added that the corporate…