Right now we don't know. It is possible that there could be low-level transmission between people. But based on the information we have, it is not easily transmitted. They can become less dangerous to humans. They can change to become more dangerous.
Influenza viruses are restless.
The way flus are transmitted among humans is that when someone is sick, they sneeze or cough. Infectious droplets come out, and someone breathes them in. With birds, the virus is excreted in the feces. The most likely way that people are getting it from birds is either by touching surfaces contaminated by bird feces or by touching birds. Hong Kong has mounted an operation to kill more than 1 million chickens.