it is not even close to being the "worst" market crash of all times. ...
True. I am not sure what the worst was? As I recall we dropped from $32 - $2. That was brutal by percentage.
Yeah this is during 2011 and that was 95% in total. Those days when Mt.Gox was hacked.
The year 2018 is going to be recorded as one of the years with the worst cryptocurrency market crash ever.
I agree with them that this isn't the worst.
Analysis of 8 Historical Crashes this article is all about the history of those crashes and you may compare what's the worst for the past years.