Be aware that these number are very likely off.

Think about how many mild cases aren't being diagnosed? Probably a lot. However, on the flip side, there are also deaths in the USA being classified as pneumonia or the flu, which have both seen surges recently, that are likely truly Coronavirus. Nonetheless the net skew is most likely still towards a decrease in the true mortality rate from undiagnosed mild cases.

2) If we can manage to contain and slow the spread, we can definitely decrease these mortality rates by allowing everyone who needs it to get proper health care and not flood the system.