Meta's simultaneous subscription testing across Instagram, Facebook, and WhatsApp isn't about innovation. It's about insurance. The world's most profitable advertising machine doesn't diversify revenue streams when the core business is thriving. Meta Platforms (NASDAQ:META) generated a 40.1% operating margin in Q3 2025, with revenue of $51.24 billion growing 26.2% year-over-year. Trailing twelve-month earnings per share reached $22.61. The subscription push reveals three pressure points. First, AI-driven ad ...