=== Variant Text ===
Yes, there is a variant of this variant, replacing the "non-commercial or commercial purposes and without fee" wording that is confusing with "any purpose with or without fee". It is still free (and GPL-compatible), but because of the absence of any warranty disclaimer, we do not recommend its use.

<pre>
 Permission to use, copy, modify, and distribute this software 
 for any purpose with or without fee is hereby granted, provided that the above
 copyright notice and this permission notice appear in all copies. 
</pre>