By Luc Olinga Social-media giant Facebook wants to focus on six important areas as its CEO expects “one of the worst downturns” in recent history. Mark Zuckerberg is pessimistic about the economy. The chief executive of Meta Platforms (META) – Get Meta Platforms Inc. Report, parent of Facebook, Instagram and WhatsApp, expects a hard landing and has warned the employees of the social media giant. “If I had to bet, I’d say that this might be one of the worst downturns that we’ve seen in recent history,” Zuckerberg told staff on June 30 during the traditional weekly Q&A session. A recession or ev…