Reading Scrambled Text and Grading Essays with Computers: Some interesting websites

Hlelo tadoy is Monady Mrcah ehtenitegh two tuhnsaod eihgt
-OR- did i mean
Hello today is Monday March eighteenth two thousand eight

Turns out that it doesn't really matter how I type it, experienced readers like us can still understand scrambled words when the first and last letters are consistent with the original word.
Check out these websites for more information:
The original study: http://www.mrc-cbu.cam.ac.uk/~mattd/Cmabrigde/
Type in your own text to get a scrambled version: http://www.hakank.org/reading_scrambled_words/r_words.cgi?xxx=27087132.9107813&submit=OK&num_begin_chars=1&num_end_chars=1&sort_alpha=no&text=Hello+today+is+Monday+March+eighteenth+two+thousand+eight%0D%0A%0D%0A%0D%0A

Here's another interesting website that explains the reasoning and technology behind Latent Semantic Analysis (Ever hear of computers grading essay tests?). Very cool and you can try some things on the demo link. Another cool thing about this is that it can help you choose appropriate reading material based on writing samples.
http://lsa.colorado.edu/