I think Sagan was totally right to ask Apple to clarify that he had not endorsed their product. I think Apple engineers were being butt-heads when they got ann

I think Sagan was totally right to ask Apple to clarify that he had not endorsed their product. I think Apple engineers were being butt-heads when they got annoyed at this and renamed the project "BHA". But that should have been as far as Sagan went; suing for libel because someone calls you a "butt-head" is really foolish.