This is taken from the article published in BYTE Magazine in 1984
Literary critic Hugh Kenner and computer scientist Joseph O'Rourke introduced their text scrambler "Travesty" in an issue of BYTE magazine 1984. See the Wikipedia page for more information.
The code has been mostly preserved, I've just added a GUI to make it easier to play around with the options and included a copy of Alice in Wonderland. A Windows binary is available on the Releases page.