Amy Webb was on her long Sunday bike ride, the one she takes when she’s not training for a race, when the thought arrived fully formed. As she posted on LinkedIn recently: every CEO she talks to is buying abundance, and none are budgeting for the cost of abundance. And she talks to CEOs every day for a living. Webb, 51, runs the Future Today Strategy Group, the foresight and consulting firm she founded in 2006 after a career in data journalism that led to her subsequent interest in machine learning. Webb, who also teaches at NYU’s Stern School of…