Facebook stunned the tech world this week when it announced that it was paying $16 billion up front along with $3 billion in vested payments to buy WhatsApp, the incredibly popular messaging app that has 450 million users. We’d already read reports suggesting that Google was willing to pay up to $10 billion for WhatsApp but now The Information’s Amir Efrati and Jessica Lessin report that Google was actually willing to beat Facebook’s offer for the company.