Study of previous market crashes in comparison to 2020

SPY
in Pink the over lay from 2008 crash, Incredible how fast this crash has taken compared to 2008.

評論:

This is just to see how it looks, rather than anything else as data can always be manipulated to fit someones idea.
Assuming the market bottomed, and time compressed this is what it looks like.

評論:

評論:

Just to illustrate, could also be like this

評論:

I don't think much gained from this as the speed, distance scales are so different, but It's always interesting if not a bit a bit of fun to review previous moves to see what patterns if any repeat.