This is an ERC20 cryptocurrency, where users will earn BATs as they use Brave, and can then opt to donate them to publishers of material they like.
source https://www.google.com/url?rct=j&sa=t&url=https://cryptonewsreview.com/can-a-cryptocurrency-backed-web-browser-topple-google-chrome/&ct=ga&cd=CAIyGmM2Nzk3ODA2ZWViNjVjODI6Y29tOmVuOlVT&usg=AFQjCNHW63oUQ9GbmSj9ZOjE8XT1IZsFMQ
