You write as if your original comment wasn't right there for everyone else to read. Also, you write without addressing anything in the comment to which you're replying.
I addressed your stupid jab at me. As for the other stuff, yes I'm aware how US authorities justify their actions. Insightful stuff.
At any rate, rather than 'not posting' perhaps you could try tapering off a bit. Start with single sentences, then a 'heh' or an 'I agree', and then finally work your way up to just not posting in discussions you claim aren't productive.