Ok, I didn't realize anyone would really think that only legal documents could be used in court. It seems an utterly bizarre idea to me.
Did you think that an eyewitness account of a murder would be inadmissible because it's not a legal document?
Did you think that an eyewitness account of a murder would be inadmissible because it's not a legal document?
You can use an empty soda can in court. The FSF probably hopes that they are used in court as a starting point.