Microsoft once offered to buy Facebook for $24 billion
Microsoft's former CEO Steve Ballmer in an interview in 2016 revealed he once offered Mark Zuckerberg $24 billion to buy Facebook. While Zuckerberg refused the offer, Ballmer said, "I respect that. You have to have a willing seller". Zuckerberg is currently world's seventh richest person with a net worth of $62.6 billion, while Facebook is valued at around $450 billion.