>If you actually pulled an iMac out of a river, like the story relates, >would you have to do a clean install or would it already be clean 
>enough?
>
>Hmmmmm......
>
>Dick Dressel

LOL -- Well it depends on the condition of the hard disk, you might have
to buy a whole new hard disk, -- I thought though that you would have to
buy a whole new computer after it being in water. 

Otherwise -- I'd run Norton Utilities or TechTool Pro on it.
Expect peformance to suffer.