[MHGinTN]

Your assertion is incorrect. It may be the way popular science defines quantum fluctuations, but it has now been proven incoreect with the work of Bernard Haisch and his associate Rueda. Look for their 2005 paper in Physics.

[GunRunner]

My assertion was that our understanding of nothing has changed. And that's a fact, not disproven by anyone.

Lawrence Krauss wrote an entire book about it.