2-3% death rate and 2-3 r(0) are the estimates at

2-3% death rate and 2-3 r(0) are the estimates at https://www.worldometers.info/coronavirus/

So, if the average death rate from flu is 0.1%, then this is 20-30 times deadlier.

And if the r(0) of flu is 1.3, then this is twice as transmissible.

And it can spread before the victim shows symptoms.

These are the unpleasant facts.