According to a court document viewed by Engadget, the Federal Trade Commission accused Amazon of using Signal’s disappearing messages feature to conceal communications as part of its antitrust suit against the company. The FTC says the retailer continued to auto-delete its communications even after the agency notified it that it was under investigation and asked it to preserve them. Founder and former CEO Jeff Bezos and current CEO Andy Jassy are among the accused. “For years, Amazon’s top... Read this story