The promise of the internet has been stolen. Over the last decade, a handful of giant companies like Facebook and Google have seized control of the web ? sapping its dynamism and taking its profits for themselves. But there is a way to take it back. Here, a leading Silicon Valley investor argues that blockchains ? the radically free and democratic new type of software design that underpins ?web3? ? could return financial and decision-making power to the internet?s users. For the first time, we won?t just read and write on the internet ? we will own it, too.