Just getting something into a USB port might be difficult. You have a 50/50 probability that we will all initially perceive something incorrectly, after all.

However, when attempting to plug in a USB device in the dark, this challenge soars obscenely high. With this design, you may choose a subtle illumination so that you won't have to rely on guesswork in the dark to find your USB connection.

@KTthemajicgoat/reddit.com