In 1999, Bill Gates wrote a book titled "Business @ the Speed of Thought."
In the book, Gates makes 15 bold predictions that at the time might have sounded outrageous.
But as business student Markus Kirjonen pointed out on his blog, Gates' forecasts turned out to be "eerily prescient."
Here are the 15 predictions he made nearly 20 years ago — and how close they've come to being true:
Eugene Kim contributed to an earlier version of this slideshow.