I wrote out all the to dos down one column of my #taskell board, and I made another column that said Not to do. And per the game that Tim Ferriss provides, I was able to whittle down my list to 8 items.
@samuelnorbury Take a look at #taskell
It might not be maintained anymore, but it has all the features one would need for ToDo management, uses vim keybindings and stores everything in Markdown