This is sort of what Cable TV companies do, they block ads with their own ads.<p>Brave claims to block ads that slow down your browsing experience and track you with cleaner ads that don&#x27;t do that. The user can earn Bitcoins watching the clean ads to use to pay a site to browse without any ads.<p>You have to figure that there is a profit motive there somewhere, the free web browser has to pay for itself so they can earn money.<p>He&#x27;s reinventing the way advertising is used on the web, blocking dirty ads with clean ads. Using a Bitcoin based reward system to remove ads from a site by paying Bitcoin for a subscription.