God only knows…LOL! From all I’ve ever gathered John Bollinger’s original Bollie was conceived with the 20-
MA as default with other MA comparison deviations springing off from there. I do find it interesting that MKA does brings in the 20-MA Bollie but does so within a different venue…the last set of indicators in her charts overlay the RSI(14) with the 20-MA Bollie. The RSI(14) riding the upper,...