What is this?
The scrambler randomizes the letters between the beginning and end of a word. Some people can read the results. Try it with a reasonably long sample of text that has a good number of words more than three letters long.
The smrcabelr reaoindzms the leertts btweeen the bnnenigig and end of a wrod. Some plepoe can read the rlusets. Try it wtih a rnleoaasby lnog saplme of txet that has a good numebr of wrods mroe tahn three lteters lnog.