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 seabcrlmr rdzoaimnes the lreetts btweeen the biinngneg and end of a word. Some polepe can raed the rusltes. Try it with a reaansloby lnog splmae of txet taht has a good nmbuer of wrdos more than there leettrs lnog.