The articles about this lady's connection are misleading.
They talk about all the stuff she could do, if there existed a service provider to provide it.
There aren't 15000 HDTV channels in the world, probably, and probably no HDTV at all on her connection.
I used to have a job that involved babysitting a NOC with three OC3 connections in the middle of the night. One of my coworkers used to download movies at work. The freaky part was every once in a while he'd have a full movie come across the 'net in about 10 minutes. Had to be some guy out there with the same job as us, and just as bored.
There comes a point where you're only as fast as what you connect to - 40gbps is neat and all, but that doesn't mean her utilization is particularly high compared to people with cable modems.