If SXSW 2026 had a headline, it would be this: we are standing at the epicenter of a marketing revolution.   

For two decades, “search” meant: open your favorite search engine, type in a few keywords, scan a page of links, click what looks promising (usually found on page 1 of results, let’s be honest), and get your results. That model and the discoverability of brands shaped an entire industry — SEO strategies, content calendars, paid search budgets and measurement frameworks.