Just before the market close on Friday, Nvidia unveiled its largest ever acquisition (which however was structured as a licensing deal to avoid anti-trust concerns) when it agreed to buy Groq - pardon license all of Grok's assets and acquire its entire executive team - a designer of high-performance artificial intelligence accelerator chips, for $20 billion in cash. In reality what the deal is really about is Grok's TPU expertise, and specifically the knowledge inside CEO Jonathan Ross' head, who helped lau ...