posted on Jul, 14 2003 @ 07:25 PM
Also, spinning provides gyroscopic stability.
I can imagine that a device which can generate negative gravity could be unstable, and require extra stability. Perhaps it's like trying to balance a
ball on a larger ball, it can be done, but needs some method of stabilzation or it will fall over/off.
[Edited on 15-7-2003 by Zzub]