You would think so, but if you read these notices carefully a lot of them will say by either hit "Accept" or closing this pop-up you are consenting. So by hitti

You would think so, but if you read these notices carefully a lot of them will say by either hit "Accept" or closing this pop-up you are consenting. So by hitting the 'X' you are unconditionally opting in. Unless your talking about the 'X' to close the tab at which point, yes it is