User pages are useful to present yourself, add your personal possibly off topic rant start a discussion with someone etc...
Feel free to use your real name or a nickname.
Feel free to create your own home page on this wiki, to do so a simple way is to
[[Your Name]]
to the pageadd:
---- UserPages
at the bottom. This link is optional but it will help to find all the user home pages by clicking on the title of this page
Also if you use this name in the Username box when editing a page, a link to your homepage will appear in the RecentChanges page.