Vincent Boland: Reality bites for Big Tech as $40bn deal fails to get past M&A watchdogs

That regulators pounced on the intended sale of strategic British tech firm Arm by SoftBank to Nvidia shouldn’t have come as such a surprise

Nvidia co-founder Jensen Huang: will have to think again about how to expand

Failure is not an option in corporate mergers and acquisitions. Any company with its eye on a target gets the best advice money can buy, from the bankers, lawyers and battalions of retired policymakers who people the advisory world. Reputations are on the line, and so are business models, jobs and fees. Most deals get done, and proceed to create or destroy value, as the case may be.

In the rare instance where a deal ...