His tone when he talks about extensions modifying the DOM of random sites, injecting CSS, etc was funny; almost as if they have some god-given right to control

His tone when he talks about extensions modifying the DOM of random sites, injecting CSS, etc was funny; almost as if they have some god-given right to control exactly how their site will appear on my computer. As long as I control the browser software, it's always going to be possible for me to choose how web sites are displayed on my computer.