"Normal people", as in 99% of people, will not bother editing the URL... most of them don't even know what a URL is. They'll just keep using whatever search window they get in their "internet" (browser).
However, Google would rather scrapers and people with ad blockers not make them waste money on AI when they can't recoup them.
Sure, why not... I'll have 15 years of experience using ChatGPT, and only ask for a 2040s salary plus the time travel commute. 🙄