Translation of "Usefulness" in Spanish

Is indebted to the usefulness of bits.

es posible gracias a la utilidad de los bits.

So to think about the usefulness of trust,

Para pensar en la utilidad de la confianza,

The ownership of women begins in the lower barbarian stages of culture, apparently with the seizure of female captives. The original reason for the seizure and appropriation of women seems to have been their usefulness as trophies.

La apropiación de mujeres comienza en los estadios inferiores de la cultura bárbara aparentemente con la aprehensión de cautivas. La razón originaria de la captura y apropiación de mujeres parece haber sido su utilidad como trofeos.