David Pollard lays out what he thinks are the ten most important ideas on blogs and the internet in 2004:

1. The Blog is a Journal, and Online Journalism is Our Game:

2. We Are Our Own Content Providers, and
3. Content Has Value Only in Use:

...

10. The Ultimate Utility of Blogging:

Last, but certainly not least, is this remarkable statement from blogger Rob Paterson on the utility of blogging: "The utility of blogging to me is that it is recreating the lost world of a humanity that is connected to itself and hence to everything."