Umm .. since you are sentient and know far more about all this stuff than moi: are you experiencing a local version of Carnivore / packets sniffed & sanitized locally ??
Certainly seems a matter worth pursuing - as in, trying to post above on some local BBS or other? Could Oz, HK be experiencing the Ashcroft Covenant.. a virus now spreading worldwide and described as,
..Watch.. What You Say\ufffd
(A precursor of the 2002 version of the Ashcroft Sanitized WWW: Passport, IE 7.0, XP-Secure Required. Also retina scan for access, on approval of Notarized loyalty oath.)
Ashton Orwell Foulwell
(umm it's too early for April 1 material, Doug ;-)