Funny idea: use OOo as a tool for editing a wiki. The advantages are obvious: a rich set of features (compared to standard Wiki), GUI (which people are so fond of far from IT), etc. The disadvantages are also clear: problems with conflict resolution and history, adding trivialities (such as specifying instead of <username> in the examples, the name of the person reading the Wiki so that you can easily do copy-and-paste) is difficult, etc. But still the idea is interesting: