"Clearly, Microsoft is quite capable of implementing a decent
file copy algorithm, as we have seen with Windows XP, for example,
which did not have any of these problems. I'm sure they have good
people working on it. Apparently, though, it can't be a trivial
issue, since it's been taking them a long time already. The fact
that it only affects some users and not others certainly doesn't
make the debuggung task any simpler. I know from experience that
those hard to reproduce bugs are the worst. But Microsoft's lack of
acknowledgement keeps the users frustrated, and provides ample
ground for conspiracy theories to grow, suspecting the cause of the
problem in the various DRM features that are built into Vista.
"But let us just ponder for a moment what would happen if Vista
was open source...?"