While the rest of the world has made enormous technological strides over the past few decades, North Koreans have quite literally been left in the dark. One of the most famous images of North Korea was taken from space, showing the southern half of the Korean Peninsula lit up brightly, while the north is pitch black. Even when North Koreans have had regular access to electricity in recent years, many of them would not have had much use for it anyway.

While Americans are on their smartphones and tablets discussing the historic summit Singapore Watching the news, Pyongyang's viewers can be glad if they catch a fleeting glimpse of the negotiations on their old, fuzzy televisions, which are permanently tuned to the state channel. All common media devices, taken for granted by Westerners, are still too expensive in the world's most isolated state, and many of them have only recently become available.

Take television as an example. In the US, it's been a staple of life since the late 1940s, but in North Korea, it only really took off in the late 1990s. USB sticks are also becoming more common in North Korea. Mostly, they are Smuggled across the border and pre-loaded with subversive material like K-pop songs. The North Korean data for this infographic comes from a report by Intermedia.