The lesson here is that it's not a threat and nobody should worry like every single time there's some kind of new virus.
You want to know what's also "SARS-like"? Influenza. The flu kills more people year round than H7N9 ever will.
Yes, it is unfortunate that people died, but those who did were either weak or old. That's the people that are usually easily-susceptible when it comes to flu-like viruses.