That's what I'm questioning. We can't assume a proposition is correct if we're trying to figure out if it's correct or not. The post I'm replying to was in ef

That's what I'm questioning. We can't assume a proposition is correct if we're trying to figure out if it's correct or not. The post I'm replying to was in effect "coal is cheaper since they're building coal plants". I disagree, and show why the logic is "illogical".