[gtc]

1) you are getting hosed by Comcast, unless your $74 includes TV. Mine is ~$43 for internet plus modem rental, after taxes. Ask them for a student discount if you have kids, and they can bump up your speed and cut the price.

2) Netflix doesn't require anywhere near the bandwidth numbers you guys are talking about. 20GB/hr = 44.4 megabits/s, which is just ridiculous. From netflix' website:

Internet Connection Speed Recommendations

Below are the internet speed requirements and recommendations for playing movies and TV shows on the Netflix website.
*Note: Internet speeds listed represent Download speeds.
0.5 Megabits per second - Required broadband connection speed
1.5 Megabits per second - Recommended broadband connection speed
3.0 Megabits per second - Recommended for DVD quality
5.0 Megabits per second - Recommended for HD quality
7.0 Megabits per second - Recommended for Super HD quality
12 Megabits per second - Recommended for 3D quality
HD Video Quality
Movies and TV shows we have available in high definition will play in 720p or better with a fast enough internet connection. If you would like to view high definition titles whenever they are available, be sure to change your video quality setting to High on the Video Quality page.
Netflix Bandwidth Usage
Higher quality video uses more bandwidth than lower-quality video. If your service provider applies a bandwidth or data cap to your Internet service, you can Manage Bandwith Usage by changing the video quality settings to Low or Medium to consume less data.