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Here's the thing: browsers are good.
Browsers are cursed, as a concept, but of all the software in the world they're some of the most trustworthy in general, in one critical sense.
Browsers are cursed, as a concept, but of all the software in the world they're some of the most trustworthy in general, in one critical sense.
Browsers absolutely do not want foreign code to access anything the user hasn't told the browser it's allowed to access. That is essentially their raison d'etre.
They are also _unbelievably_ good at rendering HTML and CSS.
Therefore, if you as a web developer do three things, you can have a wonderfully satisfactory web experience:
Therefore, if you as a web developer do three things, you can have a wonderfully satisfactory web experience:
1. Implement the basic content of each page in HTML and CSS. No JavaScript.
2. Read MDN and trust that the browser has your back in terms of letting you do what you need to with interactivity.
3. If you _cannot_ do something with the provided APIs, trust that the thing you are trying to do is either a security problem, or very, very difficult to implement in a performant way.
Of course I am not saying that browsers are perfect. I'm not saying that having a second operating system inside your operating system is a great idea. But they are performant, poweful, secure, and most importantly _complete_, for the most part.
