Many technologies break the end to end principle. NAT, load balancers, caches, security inspection/monitoring devices, etc. This occurs everywhere on most ever

Many technologies break the end to end principle. NAT, load balancers, caches, security inspection/monitoring devices, etc. This occurs everywhere on most every network and should not come as a surprise, although many technologists and researchers argue against it while others argue the principle is holding back advancements. https://en.wikipedia.org/wiki/End-to-end_principle https://en.wikipedia.org/wiki/End-to-end_principle