Thought I'd post this up. I saw it for the first time when it came out whilst in my 2nd year of Uni a few years ago. It's a film about the history of the typeface Helvetica, featuring some of the most famous designers in history.
Helvetica (2007) - WatchDocumentaries.net - Stagevu: Your View
Brilliant film, if you have a spare hour, have a look.