In some countries, the petition has a constitutional place, and can actually force a government into acting . Here, it has no power whatever, and actually will only result in the authorities having more details of troublesome activists !

'Please Mr Blair, we know you can be nice, oppose those evil Americans and that horrible cowboy Bush and we'll be sure not to ever call for class struggle or opposition to British imperialism...we know you haven't really bombed and starve Iraqis for the previous 11 years, bombed Serbs or maintained your might in Northern Ireland... you will be nice if we have the Archbishop of Canterbury on our side, we have faith in you sir...'

No discreet class collaborationists in the STWC I see.