Yes you are quite correct: the trade deals require an order of decade to make them work, and that&#x27;s among friendly governments with aligned interests. And true, the successful and now notoriously known spying projects with global reach are mostly single agency efforts.<p>But I&#x27;m not sure why TCP&#x2F;IP is there: it&#x27;s an institutional standard adopted later internationally. The IP stack doesn&#x27;t even quite map to that neat ISO 7 level hierarchy conjured by international panel in their ivory tower.