I've put up a PDF of the following paper, in my paper's section. Nothing new, but it might be of interest.
Nolan, J. (In Press) ìThe Influence of ASCII on the Construction of Internet-based Knowledgeî OISE-UT Papers in Technology Education. Jim Hewitt ed. Toronto: Imperial Oil Centre for Science, Mathematics and Technology Education.
http://jasonnolan.net/papers/InfluenceofASCII.pdf