For years, commerce media strategies have been built around a simple assumption: search captures demand. When shoppers know what they want, they search for it, click a result, and purchase. Because of this, search has long been one of the easiest channels for marketers to justify in a media plan. However, that assumption no longer tells the full story. Today, search itself is evolving. Many shopping journeys begin before a shopper ever types a keyword into a search bar.