Nvidia invested $5 billion in Intel shares at $23.28 each, quickly turning that into a value of $7.58 billion as Intel's stock rose to $36.68. The deal, approved by the FTC, aims to develop new chips for data centers and PCs, enhancing collaboration between the two companies.

In 1997, Microsoft invested $150 million in Apple, which seemed like a lifeline for the struggling company, but the deal was part of a strategic negotiation that involved settling patent disputes and ensuring both companies' survival. The investment not only kept Apple afloat but also allowed Microsoft to avoid antitrust issues, ultimately shaping the tech landscape for the next two decades.