How to Add a Caption Directly Onto a Picture in a JPEG File. You can use many methods to add captions to images, particularly if you add the images to a publishing medium, such as Web pages, rich ...

JPG graphics are easy to share with others and to insert in many different kinds of documents, and if the content of your JPG is just text from Word, it's generally going to be a small file as well.

Rather than let the idea escape, he built the Lossifizer to add JPEG-like compression to text.