I don't know if the 4-year cycle is history or not, chances are it's not, and I still believe it works. The best reason I can find for the cycle to continue is: "don't break something that works".

I wonder... Do you recognize this daily chart? I purposely didn't include any details in the screenshot. I'll give you a hint: it's not from the present. If you want to guess what is the chart for, and