Meta Platforms stands on the verge of a historic shift. By the end of 2026 the social media giant is forecast to generate more digital advertising revenue than Google. The numbers are close. They carry heavy implications for marketers, investors and the two tech powers themselves. eMarketer projects Meta will reach $243.46 billion in net worldwide ad revenues in 2026. Google comes in at $239.54 billion. Last year Google led with $214.06 billion to Meta’s $196.17 billion. The reversal marks the first time Google loses the crown it has held since digital advertising took off. Market share tells the same story. Meta is expected to claim 26.8% of global ad spend. Google slips to 26.4%. The margin looks thin. Yet it signals a decisive change in momentum. Growth rates explain why. Meta’s ad business is projected to expand 24.1% this year after 22.1% the year before. Google holds at 11.9%. Acceleration meets steady pace. The gap closes. But numbers alone don’t capture the forces at work.…