Silicon Investor's latest upgrade now has this Ignore/Filter feature as good as here on iHub, but if the mention below of "... in your Trash Folder in the Message Center." is what i think it may be ( maybe what mlsoft posted about in #msg-966512 ) then Si has it better than iHub ?
Ignore the following types of messages for ######## o Public Messages from ######## o Private Messages from ######## o Public Messages to ########
How Ignore Works http://www.siliconinvestor.com/stocktalk/aboutignore.gsp ... If an ignored member sends a public message as a response to one of your posts, that message will be automatically placed in your Trash Folder in the Message Center. ... If you do decide to ignore a member within the SI community, this should not be made public or used to influence... ... [end.]