help.txt

    '?' or 'h' - this menu
    'q' - quit (exit 0)
    'r' - restart (exit 1)
--- Targeting ---
    ' ' - reset
    't' - target color at center
    '1' - track face on detection
    '2' - track color on motion
    '3' - track object on motion
--- Controls ---
    'j' - joke/taunt
    'g' - fire
--- Settings ---
    'p' - toggle arm/safety
    'n' - toggle speech/quiet
    'i' - toggle frames/second output
    'w' - pause display
    '+' - volume up
    '-' - volume down
    'y' - restart speech (if crashes)
--- Tolerance ---
    'l/m' - more/less trigger happy
    'a/z' - +/- size threshold color motion
    's/x' - +/- size threshold object motion
--- Turret/Servo ---
You may click window to position servos.