Tip vs. bottom of iceberg

Steve Rubel talked about the New Digital Divide a long time ago(http://feeds.feedburner.com/~r/MicroPersuasion/~3/65173015/americas_new_di.html.) 75% of online users have broadband, according to msnbc (http://www.msnbc.msn.com/id/16174787/), yet most of those empowered people are “passive” users of the Internet. 35% of Americans post photos online and only eight percent have published a blog. This reminded me of something one of my

Is money the only effective behavior modification tool on a societal level?

It used to be that we were all inextricably connected to the planet and each other. We lived in small villages or other little communities, got our sustenance from farming or gathering, and bartered with each other. The baker would trade bread for horseshoes. The doctor would trade consultations for eggs. The farmer would trade grains for plows.