tag:blogger.com,1999:blog-220250753881290541.post7308286317024270491..comments2023-11-03T07:47:12.894-07:00Comments on SUU Macroblog - <br><em>A Living Textbook</em>: Technology Is About Allowing You to Control More CapitalDr. Tuftehttp://www.blogger.com/profile/17397586052171706438noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-220250753881290541.post-4459151933931119332012-04-14T12:26:11.180-07:002012-04-14T12:26:11.180-07:00Steve Karlson (an economics professor at Northern ...Steve Karlson (an economics professor at Northern Illinois) who blogs at <a href="http://coldspringshops.blogspot.com/2012/04/lowering-material-intensity.html" rel="nofollow">Cold Spring Shops</a> pointed out that none of the stuff shown for 1980 was even possible in 1950.Dr. Tuftehttps://www.blogger.com/profile/17397586052171706438noreply@blogger.com