I believe that historians and analysts of historical events need the authority of facts supplied by living witnesses to the events, which they make their subject.
But seek till ye find, and, whatever ye find for the present, let your last act be to lay and leave yourselves on the righteousness of His Son, expecting life through His name, according to the promise of the Father.
Any of these Vietnam vets that have been there and know the deal, they don't feel that any Hollywood endeavor about the Vietnam era has ever gotten it right yet.