It would be the quickest way of telling spammers that we deleted their submission, so they'll immediately resubmit.
Should we write to the submitter, the web page author, the web host? It is all extra work, that slows editing down. Editors are free to write to submitters if they want to but Communication by email with submitters is a rarity, as many submitters have been abusive in the past. Once bitten....
