If a piece of spam hits 3 votes, it will automatically be moved into the moderation queue for us to deal with and will be hidden from the forums until we deal with it!
That doesn't remove the content from public view though Alan. The initial idea was It also gives everyone a say in helping to keep the forum a clean and pleasant environment. However, as it happens, James has had to re-instate the pre-moderation rule due to a massive increase in activity. I had to purge/ban about 2 dozen accounts yesterday and it was getting out of hand again.
When James implements the next forum update, we will hopefully have a better defense against cheap canned meat produce