On web sites a 'robot' is a user that doesn't post and is used to index content. There is even a robots.txt file at the root of most of them to enable this.
Or we can agree that it's clearly how Bodd is identified by the system and that it's clear proof he's a deep cover Nigerian prince, awaiting the perfect moment to offer us all a share of $432,879,000 that he needs a selection of British DIYers to claim.
Then we can move this to the conspiracy theories thread.