I just added FioWriter to iTextEditors today. It’s a pretty great idea for an iPad text editor: it adds Command and Option keys to the keyboard, so anyone who’s used to standard OS X text editing operations can use it in a very familiar way.
This is a companion discussion topic for the original entry at https://brettterpstra.com/2012/09/03/fiowriter-brings-mac-editing-shortcuts-to-your-ipad