America’s Federal Trade Commission (FTC) has become the first regulator to sue to block Nvidia’s acquisition of British chip designer Arm.

Arm plays a critical role in the global technology supply chain with its designs used for edge AI chips and processors for smartphones, tablets, desktops, and servers.

It’s of little surprise that Nvidia wants to bring Arm under its wing and is willing to pay $40 billion (£29 billion) for it.

Global regulators,...