Chrome got popular at introduction because it was much faster at loading and displaying websites. Sure, there was a marketing push by Google, but it succeeded on the products merits and not some unfair business advantage. It still is a great browser.

We do need antitrust protections but not always because consumers are getting a bad product. It’s more about the balance of power. Maybe their products are good now, or their business practices are fair now to other market actors, but you never know when that will change and then it’s too late. It’s like you need safeguards against autocracy also when they’re genuinely doing good job of running the country, because it’s never worth it in the long run when they inevitably start doing nasty shit