While all the brothers were busy just being hyper-connected 24/7, maybe a sister would have noticed the iceberg, because she would have woken up from a seven-and-a-half- or eight-hour sleep, and have been able to see the big picture.
Mientras los hermanos estaban ocupados, híper-conectados 24x7, quizá la hermana habría notado el témpano porque luego de dormir 7 u 8 horas habría despertado en condiciones de ver el panorama general.