I too am sure the next 100% move will be to the upside –
that is, the index will double (100% up) before every company in the index goes bankrupt (100% down, to zero).
PS, I’m surprised to hear you say you have no idea where the S&P is going. How do you square that with your statement, “don’t confuse predictions with economic and business and housing cycles which are repetitive and cyclical and don’t need predicting; they only need to BE UNDERSTOOD.”