Ether surges to a two-month high after ethereum inches closer to long-awaited upgrade

Ether soared to a two-month high after developers successfully completed a final dress rehearsal for a pivotal upgrade expected to happen next month.

The world’s second-biggest cryptocurrency climbed as high as $1,927 on Thursday, marking its highest level since early June, according to data from CoinMetrics. The token was last trading at $1,901.69, up 4.4% on the day.

On Wednesday, Ethereum ran its…