Aibu to suggest you should delete it even if it's not currently being used.
It occurred to me today that whilst I no longer use it, just the act of having an account supports Elon Musk's world view which I do not share!!! (Understatement. Todays outburst against one of his few supporters in Europe made me think I need to act in this small way, if hundreds of thousands, millions also think along the same lines we can send a message (he won't hear but can but try)