Capitalism is based on competition, but the rules of said competition are largely written by the winners of said competition - this isn't a perversion of capitalism, this is capitalism as it has always functioned in reality. Like, oil companies get significant political sway over our policy on climate change, which is why over the last 40 years, the biggest sources of emissions reduction were the 2008 GFC and the 2020 lockdowns.

The #1 reason why Comcast hasn't been ousted by local community fiber networks is because Comcast politically lobbied to make it illegal. This is normal. The solution is to cut the moneyed interests out of politics as harshly as possible, because otherwise we'll always require the permission of junk-food companies before we limit how much sodium is permitted in kid's food.