It would be very expensive; The recent and growing injection of AI into search has made the business more uncertain than ever; Apple doesn't want to sell targeted advertising, as

If this Court prohibits Google from sharing revenue for search distribution, Apple would have two unacceptable choices. It could still let users in the United States choose Google

Apple wants to join the antitrust case against Google, and it has explained why it doesn't want to create its own rival search engine.

Apple has stepped into Google’s high-stakes antitrust trial, aiming to defend its billion-dollar revenue-sharing agreement with the search giant, according to Reuters. This arrangement ensures Google remains the default search engine on Apple’s Safari browser,