Varied interface method visibility (was Final defenders)

[Brian Goetz]

> Could reintroducing the 'package' keyword as an access-specifier be
> viable. 

Yes, this is already being explored.  

However, let me set some realistic expectations -- language / VM features have a long lead time, even trivial-seeming ones like this.  The time for proposing new language feature ideas for Java SE 8 has pretty much passed.