Those of us that design computers and write software are probably less
comfortable with the software and computers than the mechanical linkages.
I've seen way to many scary things go out the door.

"Thomas Borchert" wrote in message
...
Bob,

Hardware failure modes are much better understood.

Says who? Numbers, please.

What's the reliability of software?

Not sure I understand the question.

--
Thomas Borchert (EDDH)