(Not sure if the insert-in-website buttons still do ? They were pretty much killed off anyway after Twitter denied them API access 7 years ago...)
• you get a grant of BAT to pay content creators on the web, YouTube, Twitter, etc. when you sign up
• Brave can (optionally) automatically allocates BAT to the content creators you visit the most based on the amount of time you spend on their sites
• you can opt-in if you wish to see ads related to things you're interested in and get paid in BAT
• for BAT you earn, you have the option to pay content creators or cashout to fiat (dollars, euros, yen, etc.)
Right now, Uphold is the gateway between earnings in BAT and fiat, but they're also working on integrating with Coinbase as well: https://www.reddit.com/r/BATProject/comments/cqjv7a/native_c...
That's what's superior. Real money services require someone to pay real money.
This system could be done without the coin but I bet it would be more difficult to arrange transfer to each browser user.
Here is an article about it: https://www.investopedia.com/tech/how-much-does-it-cost-buy-...
I admit that I would hate to see Flattr become a monopolistic payment platform that knows everything abou the websites you visit... but which also seemed inevitable as they have to determine how much to pay to whom ?