Changes

:'''Contrary to general opinion, people don't mind having their WIKIs edited''' - they may even thank you! The author has created many many WIKIs over a two year period. During that time very few people (bordering on "non-existent") have edited those WIKIs. '''Even if people edit the WIKIs, there is a mechanism that records WIKI <u>history</u> (and user that contributed to editing change), and a mechanism for the WIKI owner to revert to a previous editing session...'''