A great vimeo video by Dexter Sinister: Letter & Spirit
This is the story of Meta-the-Difference-Between-the-Two-Font-4-D. Its predecessor, called ‘MetaFont’, was designed in 1979 by professor Donald Knuth. His software let users generate unlimited numbers of fonts by controlling a limited set of parameters. MetaFont was created to harness the essential ‘intelligence’ of letterforms.
How to keep things moving?
MetaFont was originally designed to generate an infinite number of fonts by tweaking a few simple parameters
at different points in time. But what if we make one of those parameters time itself ?