MacSpeech today announced iListen 1.6.8, the latest version of its popular speech recognition software. Version 1.6.8 offers support for Mac OS X 10.4 “Tiger,” allows users to access Spotlight and Automator applications by voice, a new Transcription AppleScript commands and a description field in the Command Editor to enter comments about how the command should be used, and more. The 1.6.8 update is free to all existing users of iListen 1.5 or later. Users of previous versions of iListen can upgrade for US$39.95.