Wisdom of automating upgrades

[Robert Huff]

Peter Risdon writes:

>  I suppose what I'm driving at is whether the RELENG_4 branch sees
>  many commits that are likely to be problematic.

	In general, no.
	On the other hand ... think of this as a Murphy's Law scenario:
if you automate, it _will_ break horribly two days before some
absolutely critical deadline.
	I have learned from bitter experience that guaranteed updates,
aren't.


				Robert Huff