int main()
{
    uint8_t i;

    init_wdt();
    init_blink();
    slow_clock();

    while (1) {
        blink(3+(uint8_t)(rand()>>31)); // 3 + up to 3 blinks
        eyes(OFF);
        sleep(3+(uint8_t)(rand()>>30)); // 3 +  up to 7 seconds
    }
}