https://www.youtube.com/watch?v=B6MxRyloj2Q
Basic Attention Token - BAT is an Ethereum-based token and is a replacement unit in a new, blockchain-based digital advertising platform that will be directly linked to the Brave browser. Note and user activity will be anonymously monitored in the browser, then BAT will pay publishers for their content.
And users for their attention while providing advertisers with a fair return on their investment.