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 sbcalremr rizemodans the lttrees bweeetn the beininngg and end of a wrod. Some people can read the rsluets. Try it with a relnsabaoy lnog smalpe of txet that has a good nmuebr of wdors mroe than three leertts long.