Type, use arrow keys to control where you are in the text, the 'Letter@' variable. The '~' Character is where you are typing. To delete, and to start Caps, you need to use a mouse, otherwise you can use either a mouse or keyboard. Exactly 250 blocks!
Can somebody add in the font/ WAY WAY better art? Can someone add this to the setup? Obviously not finished art, but the concept is there. This could be used for a 'docs' app, considering that it is list-based and we can delete large amounts of text at a time and also move the letter that we are at.