Mr Evans said the writings of philosophers Martin Heidegger and Ludwig Wittgenstein had inspired him to try to instil computer-created characters with an understanding of social mores.
Last year, while the country suffered its deep recession, it was discovered that the King was elephant-hunting in Botswana in the company of Corinna Zu Sayn-Wittgenstein, a German princess with whom he has been romantically linked and whose name has also appeared in documents related to the Urdangarin investigation.