If you check out the website of Coil, metioned in the article, they suggest a fixed rate of 30 cents an hour or so, until you've passed above your number of hou

If you check out the website of Coil, metioned in the article, they suggest a fixed rate of 30 cents an hour or so, until you've passed above your number of hours, then the rate for an hour becomes = CONTRIBUTION/HOURS. Even if you contribute only $5 per month and browse the internet for 10 hours a day, every day, you'd still be giving over a cent an hour. It's something.