Last week Facebook Inc. suffered the largest one-day market loss ever recorded for a U.S. listed company, after disclosing diminishing revenues and a stagnant user base. Facebook's financial woes are just the latest in a litany of scandals and setbacks for the company: Mark Zuckerberg's questionable comments about Holocaust denial, recent reports that WhatsApp, a subsidiary of Facebook, helped spread misinformation that incited lynchings in India, and the Cambridge Analytica privacy breach. Forum looks back at Facebook's tumultuous past two years and discusses the companies recent challenges. And we want to hear from you: have you changed how you use Facebook or any of its companies? Is the company in your good graces these days?