Even the most discreet of nightlihts aren't discrete. They stick out from your sockets like an accident just waiting to happen. If you've ever tripped over one of them before, then you know what I mean.
The good news is that an alternative exists in the form of the SnapRays Guidelights. They're basically wall socket covers that come with three built-in LEDs so you won't be the thing that goes bump in the night.
Get It: $15