In article ,
"Jim Fisher" wrote:

Then again, if you observe the wave/particle, your observation changes the
outcome of the observation. This is called the "Ya Just Nevah Know" theory.

Also known as the Heisenberg Uncertainty Principle.

Computer bugs that only happen when you disable your debugging tools are
therefore known as "Heisenbugs."


Scrawled on a toilet stall at Caltech sometime in the early '80s:

"Heisenberg sat here yesterday."

Then, in different handwriting immediately below:

"Pauli was here at the same time."


I'll explain it anyone wants, but Teacherjh seems to be doing a better
job with explaining this stuff that I probably could.