Matterpool is a bitcoin miner. The same infrastructure will be mining Boost+Bitcoin seamlessly soon. Regular users will not know or care who mines them.
Regarding the costly signal.... if you pay a fee to someone - how does it provide you "went without?"
Also - I used Matterpool as an example just because they are doing this today. I think the same thought experiment applies to any miner.
Fields the transaction did not carry are omitted. Open the payload to see the bytes as stored.
1DCqB8z2bboGmQRBbQNUxQVc5oBRpwQjKV Verified