Re: bbpress on flat-file
If you are installing on a home pc, try installing XAMPP to get an instant (like 1 minute tops) install of apache+mysql+php
http://sourceforge.net/project/showfiles.php?group_id=61776
It’s absolutely wonderful.
this is the one for windows specifically if that’s what you have:
http://sourceforge.net/project/showfiles.php?group_id=61776&package_id=89552