If you read the discussion near the end about why a few hundred KBs, you'll see that the first test file I used was a JPEG embedded in a Word doc (the latter because the original claim used Word files), which should be very difficult to compress.
To be fair, I added this section after several people pointed this out, so you may not have seen it.
To be fair, I added this section after several people pointed this out, so you may not have seen it.