Kewl Design Alert: Live Bacteria Billboard for Contagion (video)

The video below is about a billboard set up in Toronto to promote Contagion, a movie about a medical epidemic.

So, naturally, it's a billboard made out of bacteria. And mold. That started virtually invisible and grew disgustingly over a few days to reveal the hidden message.

Science inside an ad? I love when advertising gets creative. (And geeky)

(Source: MSNBC)