The Ether Machine has raised $654 million worth of ether in private financing, it said on Tuesday, as the cryptocurrency firm expands its treasury strategy ahead of its Nasdaq listing later this year. The 150,000 ether - invested by longtime ethereum proponent Jeffrey Berns - will be delivered to its wallet later this week, the company said. Berns will also join the company's board of directors. As cryptocurrencies gain favor across corporate treasuries, ether stands out for its yield-