You're right! And cars when they were invented didn't give increased mobility to millions of people, because they came from just a few manufacturers.
Cell phones made communication easier for exactly zero people even though billions have been sold. Why? Because they come from just a few different companies.
Cars are a great analogy because they made mobility significantly worse for people who can’t afford them or refuse to use them for ethical reasons.
Those people are the exception that proves the rule.
And cars now have become privacy nightmares, which we are now beholden to
cars, up to relatively recently, have been pure hardware machines that when a consumer buys, they can own. Now that's starting to change. Let's see how "democratized" cars are when the manufacturers can hard-lock "owners" from them.
Similar story to cell phones.
LLMs are in this state right out the gate.