<prompt> Translate the following text to EnglishAlexander Butterfield, msaidizi wa Nixon ambaye aliwashangaza wachunguzi wa Watergate na habari za mfumo wa kurekodi wa Nixon robo karne iliyopita, alitoa ushahidi jana kwamba majibu makubwa ya hotuba hiyo yalikuwa ya uwongo.  <response>: Alexander Butterfield, the aide who stunned Watergate investigators with news of Nixons taping system a quarter of a century ago, yesterday testified that the massive response to the speech was fabricated. 