Z:gnu-www-ja-gif--c7c0e1-Even if Unisys really did give/en

Even if Unisys really did give permission for free software to generate GIFs, we would still have to deal with the IBM patent. Both the IBM and the Unisys patents cover the same &ldquo;invention&rdquo;&mdash;the LZW compression algorithm. (This could reflect an error on the part of the US Patent and Trademark Office, which is famous for incompetence and poor judgment.)