Information about the IT and communication site

The purpose of this site is to disseminate information and views on information technology and its utilization for communication, especially on the Internet. In particular it combines the issues of human communication with the more technical aspects.

The site contains information both in English and in Finnish, and very little in other languages. Usually the English and Finnish documents are not translations of each other but written for different purposes.

The site was originally established at around 1994, later restructured (see site history for explanations.) For historical reasons, I saved a copy of my old main page that used to be at

My site was hosted at the Tampere University of Technology dept. of Information Technology from year 2001 to year 2017.

In September 2017, I acquired a domain of my own,, and started setting up my site there. The intent is that previous addresses can be mapped to new ones by by replacing by There was automatic mapping from the old addresses, but this was broken in 2021.

Addresses with the www prefix in the domain name, i.e. with domain, can also be used, but the prefix is not needed.

Jukka “Yucca” Korpela