Ah yes!

    {{ \t, "eject eject eject!" }}
    auto destruct: 20s -> space ship
    {> user ejected % wait: 20s, any -> input <}

    {{ "Your ship explodes in a gigantic fireball!" }}

    if: empty: -> input ->> user ejected
        {{ "You fail to eject, Ouch!" }}
        space ship ~ pilot ~ die: "massive splosion"
    space ship ~ destruct: "massive splosion"