why does -vi- set the hi bit when expanding `%' and `#'?

[Doug Gwyn]

In article <969 at riddle.UUCP> domo at riddle.UUCP (Dominic Dunlop) writes:
-As I understand it, we finally get
-to say goodbye to bit seven internal quoting with the System V, release 4
-version of the shell.  It's possible that it's been eliminated in V.3.1 and
-later as well.  Comments, anybody?

Yes, it's already gone.  Also, it was officially announced by AT&T.
No need to rely on "word of mouth".