On Mon, Dec 10, 2007 at 00:49:25 -0800, Les <hlhowell@xxxxxxxxxxx> wrote: > Bits do not typically "flip occasionally". As memory ages, a "feature" > of CMOS is something that creates bridges internal to the silicon. This > in turn causes failures. If you are lucky, the bit that fails will Bit flips are also caused by cosmic rays and those do happen occassionally.