If mathematic makes sense, the probability is high in confidence. With the current optimistic and strength of the economy, recent broke out became the start of the 5th wave and create a significant boost and profitable periods which last until 2020. A number of numbers, economic factors, and technical analysis which already contain future events show that a recession begins 2020, optimistic come back in 2021 and a major panic occurs around Aug 2022. Economic is governed by science.