PRI's The World Published by PRI's The World From ramen to sleeping space, the currencies of prisons around the globe Listen Queue Download this audio Want to embed this player? Use the code below. More info. <iframe frameborder="0" scrolling="no" height="130" width="100%" src="https://www.wnyc.org/widgets/ondemand_player/wnyc/#file=/audio/json/657008/&share=1"></iframe> Share on Facebook Share on Twitter Email a Friend Ramen is the currency of US prisons. But in other prisons around the globe it's a far different and, often times, far worse.