Scott Karp discusses the value of advertising online, in Publishing 2. Link.

Found this blog through Boing Boing, but have come across it a few other places: Charlie’s Diary lays out the true cost of the war in Iraq. The idea of opportunity cost is a large thread in this entry—think colonization of Mars. Link.

Microsoft is shutting down their digital book scanning project. Originally trying to bring in more content for their search engine (feed the beast!), they are going to let others do it for them. From Library Journal. Link.

Round this out with some pictures of fish. Link.