Most of us got "Glasses With A Number On Top" hat by mistake and by default I was wearing it from start but that hat was put back in the suitcase by SE but I am still wearing it:
It should have been removed.
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So here is what happened:
Of course, the moment that any of these users elects to switch hats to something else in their inventory, they wont be able to put these hats back on (until the hats are won back, of course).
So the choice is up to the user what to do.
But let no one accuse me of illicit hat-swiping.
And that is why you are still wearing the hat in question.