AI Content Is Getting Tagged Like Livestock — And That's Actually Good

This is a submission for the Google I/O Writing Challenge The Invisible Ink That's About to Change Everything Three years ago, Google quietly launched SynthID — an imperceptible digital watermark baked into AI-generated images, videos, and audio. Most developers barely noticed. It felt like an internal safety checkbox for Gemini products. At Google I/O 2026, that changed. SynthID didn't just get an update — it got a mandate. Sundar Pichai stepped on stage and announced something...