> Me wrote:
> Without breaking free of relativity completely I have
> wondered if an object could possess negative mass? If so could
> it exceed 186,000 mps?
> If we go with the likely view that our concept of mass may be a
> by-product of primordial vibrations - similar to the vibration
> of a string that creates a musical note - it's difficult to
> conceive that such a vibration could have a negative correlate.
> What's the inverse of E flat?
> - Laird
I recall an anti-noise device which would send out vibrations to equal out unwanted sounds, creating an area of silence.