** ** ** ** ******* ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** **** ********* ** ** ******** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ******* ******* *** **The us has created itself extra vulnerable to scourges, even as those scourges develop much more potent. But scourges may also be an opportunity: