Summary
OS X 固有コマンドの say が楽しい。trinoids zarvoxあたりが電脳的。
エラーとかで喋らすといいかもね
Usage
say [-v voice] [-o out] [-f in | message]
say -v trinoids "Mission Accomplished"
話す人一覧
say -v "?"
Reference
say(1) OS X Manual Pagehttps://developer.apple.com/library/mac/#documentation/Darwin/Reference/ManPages/man1/say.1.html