I've just finished a reply to Nick Bostrom's 'Letter from Utopia' It will appear on my website in a few days, but here's the final document and it's citation details: Miah, A. (2007) Letter to Utopia, v1.0: A Reply to ‘Letter from Utopia, v1.4’ (Bostrom, 2007). PDF Document. Available Online at: http://www.andymiah.net/documents/utopia1.0.pdf