User: sandunes: Sandunes: slopechart_$SPX.jpg

Thinking like a criminal is old school. The robots are taking over. They may well be criminals as well I suppose. 

Black - Pre-Covid Panic high to present regression 
Aqua - 2018 high before the taper tantrum to present regression 
Purple - GFC to present regression 
Red - 1987 high to present regression 

also Blue Channel - (blue channel) 

Happy Monday people!