Author here. True, optimize code for JS engines is certainly an art form of its own. What usually works for me is to write boring imperative code when performa

Author here. True, optimize code for JS engines is certainly an art form of its own. What usually works for me is to write boring imperative code when performance is a requirement. That seems to be easily optimizable by current engines. Also, thanks for sharing my article here on HN. First time for me one of them is on HN.