The only people saying that are the goobers on CNN, MSNBC, celebrities, and you.
And they're all wrong. No one ever says, specifically, what needs to be done differently. You say Trump took too long to do anything, yet he shut down air travel from China weeks before it looked like that should have been done. Then he shutdown travel from Europe, while at the same time the Democrat Mayor of NYC was telling people to go out and go about their lives
He was telling governors a month ago that they need to start procuring masks and ventilators, and none of them did.
So what, exactly, and please be pedantically specific, should Trump have done differently, and should do differently now? The financial and medical experts involved with this app say he's dying doing things right