Variants are not Unions
Talk here: http://www.youtube.com/watch?v=ZQkIWWTygio
The talk was presented in vim, by binding left and right arrow to
:n respectively. You can run the presentation with
vim 4x3/*/* # or vim 16x9/*/*
I used Ubuntu Mono Regular at 30pt for 4x3 and at 40pt for 16x9.