Joe Darcy had the following comments on this page:
../technotes/guides/language/enhancements.html#javase7

- There are no byte or short literals, just int and long ones.

- We don't use the phrase "diamond operator" anymore, just "diamond."

- java.io.Closeable has java.lang.AutoCloseable as a superinterface. Meaning *all* java.io.Closeable types are usable with try-with-resources.