Another trove of surveillance documents revels some interesting technical aspects of spying in the modern age:
What we have here is a copper wire tap. This allows some telco or ISP to split an ethernet feed, send one output on it’s merry way, while the other output goes to? If not interception and collection, I don’t rightly know what else this device is designed for.
There are many many more like this on the wilileaks website. Have any doubts about how deep the internet survailance goes? Spend a few minutes poking around, it is an eye opening experiance.