“In the past, it’s like digging a hole with a shovel. Now you’re digging dirt with these massive excavators,” Cortesi said. “The speed has probably increased by five times.”Jian Shi Cortesi says where she previously may have spent half an hour reading different sources to catch up on the news, now the Zurich-based fund manager at GAM Investment Management can get a summary of the latest developments in the war in seconds. Gathering information about a particular company takes a day or less, down from multip ...