"Mxsmanic" wrote in message
...
Mike Ash writes:

"If the sense of balance were useful, you'd be able to walk around
safely with your eyes closed. The fact that you cannot demonstrates that
it is not useful."

I have no trouble walking with my eyes closed. The vestibular system is
designed for that. It's not designed for flying, however.

Doesn't seem to help you with perceptions of reality.