Dave lee is our san francisco correspondent. He covers amerson for the f t. Dave: I don't think any of the companies out there can kind hof hit as many different aspects of health care as amazon is doing. Gogle and microsoft were quicker off the mark when it comes to partnering with health care. And so a a w s is actually catching up with those other companies. But none of those competitors, as of yet, is able to offer quite the breadth that the amazons are able to do.