Turning the Extract Pdf Pages text into an audio feed allows access for those with vision problems or others that have trouble reading the spoken word. For access to the judicial process this technology may provide a better understanding of the rulings and judgments to parties. Further, it is a simple solution to providing ADA compliant documents. Now, is it annoying when you don't want it, that is a different question.
Optimizations can be done in a number of ways, using any number of formats: Using only JPEG and PNG Using only Postscript or PDF Using only PDF-1 or PDF-2 (both of which work well for most uses) Using only PDF with an optional add-on pack of Postscript/JPEG tools Using Postscript only The following is a list of the most common formats used: An example PDF: The following is a brief list of the utilities needed for the above to work. For a description of each item, see the links at the end: JPEG → J2K-JPG JPEG → Postscript PDF → Postscript PDF → PDF-PS PDF → JPEG PDF → OpenDocument PDF → PDF-1 JPEG → Postscript JPEG → PDF-1 JPEG → PDF-2 JPEG → PDF-2 LPP → Open PDF Open PDF → JPEG A few notes about the first three: JPEG (Graphics Information Base) is a lossy format and so is used for smaller PDF files, but these files are less than optimal even in.