> Komposition is built for keyboard-driven editing, currently with Vim-like bindings, and commands transforming the hierarchical timeline, inspired by Paredit for Emacs.<p>=D
(For those who haven't experienced coding by AST-transformation, see <a href="http://emacsrocks.com/e14.html" rel="nofollow">http://emacsrocks.com/e14.html</a> )