With its configuration layers, menmonic RSI-friendly key combinations and high discoverability, Spacemacs is one of the truly innovative developments in the world of editors (whether you prefer Vim-style keybindings or not).
If you're bored on a Sunday, go through the ABC of Spacemacs -- the 100+ multi-letter keyboard combinations included in the distribution: https://www.youtube.com/watch?v=ZFV5EqpZ6_s
