Re: Reviving tablature-mode.el -- license issue?

[Qiantan Hong]

> Doesn't it say:
> 
>        ;; This code is released into the public domain without any express or 
> implied
>        ;; warranty.  The author accepts no responsibility for any consequences
>        ;; arising from its use.
> 
>        ;; This code may be distributed and modified in any way; however, 
> please
>        ;; retain notice of original authorship in this and any derivative 
> work.
> 
> It might not suffice in court, but the author implies that any use is
> ok.

Yes, but I’m not sure about the copyright assignment thing when using in GNU 
project.
If we cannot get to contact the author, does that prevent it from entering GNU 
code?