So they aren't going to be used much...
And they aren't in a prominent place...
And where they are, appearance is not highly important...
Only very rarely will plugs be inserted/removed
And they aren't in a prominent place...
and they wouldn't be used in locations where they would be likely to be 'knocked about' too much.
And where they are, appearance is not highly important...
there will not be in rooms/parts of the house where aesthetics are a major concern.