I’ll preface this post by saying that I don’t have constant connectivity to the Internet from where I am right now. Every morning I wake up at 4:45AM, walk 1/2 of a mile to a satellite Internet Cafe run by some Arabs, and pay $6/hour to hook my laptop up to the Internet. Imagine 1 hour of Internet per day, and you can calculate that monthly bill and compare it to your cable modem bill. I use Net2Phone and for $.02 per minute, I can talk to my wife over the Net.
The point of that preface is that it’s hard to do some immediate Internet research into this issues, but here it is: