How to keep Track
In the left navigation you find the link to Recent changes. This is the most important link to keep track of what is going on. If you are logged on you can enhance the display by changing your preferences.
If you want to know how the page came into being you will want to have a look at the page history. You find it as a register card at the top of each page and also as a link in the Recent changes. Klick on the <diff> link to see each page displayed with the corresponding predecessor and what has been changed.
Every single edit is saved forever, the Wiki has a full history. Please take care about what you write here, not even the WikiSysops can remove it.