Karabiner - Tap shift to move wordwise

shift_move_word.xml

<?xml version="1.0"?>

<root>
    <item>
        <name>Tap shift to move wordwise</name>
        <appendix>Shifts move the cursor one word forward or backward when pressed alone. When used with other keys they act as normal shifts.</appendix>
        <identifier>private.shifts_to_forward_backward_word</identifier>

        <autogen>--KeyOverlaidModifier-- KeyCode::SHIFT_R, ModifierFlag::SHIFT_R | ModifierFlag::NONE, KeyCode::SHIFT_R, KeyCode::CURSOR_RIGHT, ModifierFlag::OPTION_L</autogen>
        <autogen>--KeyOverlaidModifier-- KeyCode::SHIFT_L, ModifierFlag::SHIFT_L | ModifierFlag::NONE, KeyCode::SHIFT_L, KeyCode::CURSOR_LEFT, ModifierFlag::OPTION_L</autogen>

    </item>

</root>