Artificial intelligence (AI) was hot again this week, and it wasn't just Nvidia's (NASDAQ: NVDA) earnings that were in focus.

Dow Jones stocks charged even higher Friday after Thursday's 462-point gain. Nvidia slipped in a buy zone but Google fell ...

The stock market tested key levels but ultimately rallied, with many leaders flashing buy signals. Bitcoin raced toward $100,000.

The U of I alum was doing AI before it was cool. He has thoughts on why it really is The Next Big Thing and what that means ...