As someone who spent ~10 years working as a generalist investment analyst at various long/short hedge funds (including stints at Millennium and Balyasny), while also being something of a math and computer nerd who has been studying deep learning since 2010 (back when Geoff Hinton was still talking about Restricted Boltzmann Machines and everything was still programmed using MATLAB, and researchers were still trying to show that they could get better results at classifying handwritten digits than...