You are seriously underestimating the things (routers, packet inspection firewalls, proxys, cross office VPNs) in corporate networks, also the completely crazy

You are seriously underestimating the things (routers, packet inspection firewalls, proxys, cross office VPNs) in corporate networks, also the completely crazy rules corporates comes up: all traffic is routed to the us no matter where you sit in the world, etc.