Yahoo and their mail filters..

[ops.lists at gmail.com (Suresh Ramasubramanian)]

On Thu, Feb 26, 2009 at 9:37 AM, Barry Shein <bzs at world.std.com> wrote:
> I suggested that probably 99% of the false positives I see could be
> avoided by just waiting until there are two or more complaints from
> the same source before firing it back as spam.

And the trouble is - that can and will be gamed by "horizontally
scaling" spammers.

Misreports of the sort you describe shouldnt trigger blocks anyway.