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 saecmrlbr remiaznods the ltteers bweteen the bingienng and end of a wrod. Some plpeoe can read the rstules. Try it with a raolbeansy lnog slampe of txet that has a good nbmuer of wdors mroe than there letetrs long.