Finally! The ban doesn't make any economic sense to me. It's a free market, let them sell it globally.
/s
But I'm not sure why TCP/IP is there: it's an institutional standard adopted later internationally. The IP stack doesn't even quite map to that neat ISO 7 level hierarchy conjured by international panel in their ivory tower.
In the long term this is bad for US independence. However, both party's seem to be happy to raise the debt even when the economy is doing great, which is a much worse idea.