Stowe says the 'unpredictability' e.g. investors see comes down that there's no way to assess risk in the global network created complexity. Points to older piece on uncertainty risk and ambiguity. https://www.sunsama.com/blog/uncertainty-risk-and-ambiguity explore.
I would say that in complexity you don't try to predict the future, as that is based on linear causal chains of the knowable an known realms, you try to probe the future, running multiple small probes (some contradictory) and feed those that yield results.