Simple, really: they earn the majority of that $1 for providing feedback :)
To build on that, for most of these blogs this is the first time they're earning any mentionable revenue from running their websites. Not only is it making their lives easier -- it's actually rewarding them for their passion yada yada.
"To build on that, for most of these blogs this is the first time they're earning any mentionable revenue from running their websites."
So, you monetized websites that previously weren't with product their users will enjoy. Sounds like a nice design pattern for bootstrapping businesses on non-profit organizations or sites. One to remembet. I especially like you keep it win/win.
To build on that, for most of these blogs this is the first time they're earning any mentionable revenue from running their websites. Not only is it making their lives easier -- it's actually rewarding them for their passion yada yada.