Blockstream Explorer is an open source block explorer providing detailed blockchain data across Bitcoin, Testnet, and Liquid. Supports Tor and tracking-free.
Sergio Demian Lerner 'not giving awayThe final Bitcoin block with a subsidy of 12.5 BTC contains the following message in its coinbase transaction:
NYTimes 09/Apr/2020 With $2.3T Injection, Fed's Plan Far Exceeds 2008 Rescue
And, of course, it's an RSK merge-mined block!