The intention is not that the data centers would get nuked upon deal dissolution. From the scenario (emphasis mine):
To accomplish this, they agree to build the datacenters in the third-party countries least secure against their rival’s military intervention: China’s new datacenters will be in Canada, and America’s in Mongolia, with both hosts compensated via monetary payments, jobs, and a share in the new AI economy. If the deal dissolves, they reason, America and Canada will immediately move to take control of China’s datacenters in Canada, and China will self-destruct their compute rather than let it fall into American hands (and vice versa). Thus the idea of “Mutually Assured Compute Destruction” is born.
The intention is not that the data centers would get nuked upon deal dissolution. From the scenario (emphasis mine):