trap 'rm -rf "$TEMPDIR" >/dev/null 2>&1' 0
trap "exit 2" 1 2 3 15
+cat << EOM
+
+This script is going to download the UAC Firmware for the Microsoft
+Kinect Sensor device from the Microsoft Kinect for Windows SDK:
+http://kinectforwindows.org/
+
+The full license of the SDK can be found at:
+http://www.kinectforwindows.org/download/EULA.htm
+
+EOM
+
cd "$TEMPDIR"
ARCHIVE_NAME=$(basename "$SDK_URL")
rm -f "$ARCHIVE_NAME" && wget "$SDK_URL" -O "$ARCHIVE_NAME"
exit 1
fi
-7z e -y -r "$ARCHIVE_NAME" "UACFirmware.*"
+echo -n "Extracting the UAC firmware..."
+7z e -y -r "$ARCHIVE_NAME" "UACFirmware.*" > /dev/null
+echo " done."
FW_FILE=$(ls UACFirmware.* | cut -d ' ' -f 1)