And one more time, WHAT DID HE SAY WHEN YOU ASKED HIM WHY HE THINKS THAT STUFF NEEDS TO BE REPLACED.
That's why it should be used to find out.
Or you can systematically approach the issue, collect data and form hypotheses, which you would then test.
Quite likely, yes, it is very difficult for honest people to stay competitive in such businesses.
I think that the above is worth responding to.
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