Maybe our brains are too small. Could that be the reason why we can't get our silly little heads around the need to spend fortunes building out the data centers for artificial intelligence. That's what I'm trying to comprehend as I do my deep dive into the tech world in order to help you make the most informed decisions about all sorts of stocks whose fortunes depend on what comes next in Silicon Valley.The averages often depend on who's meeting who and who's spending what. Including today, Dow dipped 17 po ...