![TED Talks Daily show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/026/757/small/tedtalks-audio.png)
Summary: What would a city designed for the blind be like? Chris Downey is an architect who went suddenly blind in 2008; he contrasts life in his beloved San Francisco before and after -- and shows how the thoughtful designs that enhance his life now might actually make everyone's life better, sighted or not.