The behavior of 'who'

From: walt <wa1ter_at_myrealbox.com>
Date: Fri, 04 Jul 2003 05:47:37 -0700
Is this the expected output for an unexpected input?:

$ who /etc
.                         May  9 03:09 (?)
netconfig        ??      Jan 10 11:57 ()
ices                     Oct 23 13:41 (hosts)
                b        Sep  8 18:48 (gnats)
                         Jan 10 11:31 (?<)
e                        Feb 18 17:56 (db)
<much more output snipped>
Received on Fri Jul 04 2003 - 03:46:54 UTC

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