10. The system of claim 1 where: the encoding module encodes the text-based content in an XML-format to obtain the encoded content as an XML-formatted document, the encoding module using an XML schema that is indicated in the template document and adapted for a type of web text requested, the template document being selected based on the type of web text requested; and the XML-formatted document is transmitted to a client for presentation of the text-based content as spoken audio.
12. The system of claim 10 wherein the instructions are further executable by the processor to compress the encoded content with a compression module to obtain compressed content that includes the encoded content, and wherein each parsing strategy is configured to analyze and distinguish HTML structure and HTML tags used by the associated content provider for that parsing strategy.