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 smlcraber rmazdoenis the ltertes beeewtn the bnnneiigg and end of a wrod. Smoe ppeole can read the rsteuls. Try it wtih a raboesanly lnog smalpe of txet that has a good nebmur of wodrs more tahn terhe lretets long.