That kind of interface is one of those things I've always thought would be awesome but never bothered to try out, and haven't seen in action until now.
"select fun, profit from real_world where relational=false ;"
This is SQL structure. A problem with NoSQL is we need to communicate queries in a language we all know. Even if you're a SQL noob, you still describe examples in a SQL-like syntax.
This movement should really be about alternate-RDB or schema-free-db. Its not really about no-sql.
Typing in "commands" is somewhat buggy however. Still... freaking awesome design.