One of the useful things about using a wiki engine to run my website, even though I have turned off all the elements which allow collaboration, is that it keeps a record of all the changes I make to every page.

Rather than having to rely on me to remember to mark a page as "new" or "updated", an interested reader can simply consult this page. It shows all large changes by default, and you can see the minor ones too by clicking "include minor changes" below.