The files found in these directories represent different
methods to download ATOS for different configurations.
Please read the _ReadMe.txt file found in each of these
directories and decide which download is right for
your particular setup.  

Regardless of which directory you decide to download from,
you will be receiving a <full blown> ATOS.  That is why
the downloads are so BIG.  You will be receiving hundreds
of wallpapers, dozens of icons, CMC music, HIP pictures,
Turbo BASIC 3.2q, games, BASIC programs, TextPro, and too
much to list here.