This is a great idea for such a problem as yours. Combining readability, tupples, fathom etc, with
(or is it mispellings or missspellings or ...) I wonder how successful we could get a module for comparing two texts. I might take a look at that sometime in the next few weeks. I really think that misspellings might be a great key to comparing two texts. Judging from the above information, I'd have to guess that stinker != slinker. It would be unusually difficult to fix spellings just to get back into a web-community. (IMHO)