An HTML version is available, along with a plain text version. The essay is very short (750 words).
If people wish to comment on the essay, please send mail to J.Goldberg@Cranfield.ac.uk, who may list it among the comments unless you specifically state that you do not wish your comments published. You may also wish to CC a copy of your comments to L.Markoczy@Cranfield.ac.uk.
Other papers by Lívia Markóczy and Jeff Goldberg are listed in Lívia Markóczy's on-line paper directory.