Slowing Tech Represents A 'Real Reckoning. Nancy Koehn, October 10, 2019, Audio, "Nancy Koehn, historian at the Harvard Business School, stopped by Boston Public Radio on Thursday to discuss the slowing growth of Silicon Valley tech companies, and the shifting interests toward profit and away from big spending.“This represents a real reckoning,” Koehn said of the dwindling growth for companies like Uber and Lyft. “The 32 tech companies that went public this year thus far ... have only appreciated … on average, about 5%.”" Link