Where the math is defensible.

The AI advertising shock: how generative search is rewiring the 700 billion dollar attention economy

Google Search ad revenue ran 198 billion dollars in 2024, a 12 percent gain that masks a structural threat. ChatGPT, Perplexity, and Claude are bleeding off the high intent query layer, AI Overviews are eroding publisher click through, and a federal judge has ruled the search monopoly illegal. The next two years rewrite the unit economics of every ad funded business on the internet.

Digital advertising sits at roughly 700 billion dollars globally, and roughly half of that pool routes through one query box at Mountain View. Alphabet reported 198 billion dollars in Google Search and other advertising revenue for 2024, up 12.5 percent year over year, with Q4 alone at 54 billion. Yet three forces are converging on that n...