public function canAbort($member = null) {
		if(!$member) $member = Member::currentUser();
		if(!$member) return false;

		if(Permission::checkMember($member, 'ADMIN')) return true;

		return $this->PipelineCancellers()->byID($member->ID)
			|| $member->inGroups($this->PipelineCancellerGroups());
	}