applebottom:rackattack:houmam: Spanish designer Oscar Diaz has designed a calendar that uses the capillary action of ink spreading across paper to display the date. It uses capillary action to suck ink across the numbers embossed on the page, one day at a time, gradually coloring itself in over the month. Ink Calendar by Oscar Diaz - http://riotrepublic.tumblr.com/post...