What Effect Would TOTALLY Perfect Memory Have?

[Brian Fletcher]

>
>How would such an ability affect his mind?  Would he be able to cope, or
>would the overload of information drive him insane?
>
>Any input would be much appreciated.  Thank you very much!
>
A number of years ago i read the Dune Trilogy by Frank Herbert. I found it 
quite heavy going at the time, but my "barely adequate" memory recalls 
that the "hero" developed and felt cursed by this phenomenon. He also 
developed prescience also. A double whammy!!!