jaywalker [they/them, any]

I’ve not done it myself, but I’m pretty sure you can configure Cookie AutoDelete or similar extensions to block everything except specific cookies for any given domain. I don’t think you could accomplish it with just a file saved locally, the browser isn’t generally able to read local files without using an extension.

What is that first sentence trying to communicate?

So all of the other leftwing ideologies are anti capitalist, but that’s not the thing that makes them leftwing? What is?

Yeah you might want to read the 13th amendment again if you think the US isn’t using slave labor