do you wonder what on earth is “boo”?
Boo is a new object oriented statically typed programming language for the Common Language Infrastructure with a python inspired syntax and a special focus on language and compiler extensibility.
or:
Q: Performance: since it is statically typed, can I expect a performance equal or close to c# or vb.net?
A: Yes.
so guys, http://boo.codehaus.org/