Deaths Door wrote: You all seem to avoid my question. Tell me specifically what is wrong with changing year to 2006. Because saying 2005 makes it seem like its no longer copyrighted, and people can haxor it.
Because that's simply not how copyrights work. Not all template authors are up to speed on copyright matters as well, hence some templates say 2005.
Wikipedia wrote: Use of a copyright notice — consisting of the letter C inside of a circle (that is, "©"), the abbreviation "Copr.", or the word "Copyright", followed by the year of the first publication of the work and the name of the copyright holder
This all refers to the copyright of phpBB, not your website. If you want to have a separate line that says © Deaths Door 2006, feel free.