This Week in Crypto: (The ETH Testnet Merge, The Lummis Bill, SEC Probe of Binance’s BNB Token)

This week in crypto, Ropsten, Ethereum's oldest testnet, has successfully competed its transition to proof of stake, Senator Cynthia Lummis (Wyo.) has introduced a major new bill called the Responsible Financial Innovation Act, and US regulators are investigating whether Binance Holdings Ltd. broke securities rules.