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Model sizes skyrocketed from 175 billion parameters to trillions, illustrating this rapid scaling. AI's financial footprint amplified as global AI spending increased from approximately $139 billion to nearly $300 billion. The startup scene flourished, bringing in over 70,000 new AI startups worldwide, with some achieving unicorn valuations near a billion dollars. Industry giants such as Nvidia elevated their market caps, with Nvidia now valued at around $3 trillion, making it one of the most valuable companies after Apple and Microsoft.