Matthew Carey A growing list of advertisers has joined a temporary boycott of Facebook, pressuring the company to do more to curtail hate speech and misinformation on the world’s most powerful social media platform.The campaign has coalesced around the hashtags #StopHateForProfit and #DetoxFacebook, and while so far only 800 or so of Facebook’s 8 million advertisers have pulled ads, it has put Facebook policies into sharp relief.