The Scrambler

Input:
Output:

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 srbmlcear rnedamzios the lerttes bweeten the bniegnnig and end of a wrod. Some plopee can read the rteusls. Try it with a rslneaoaby lnog splame of txet that has a good nuembr of wdros mroe than trehe lrettes long.