Scripting VoiceXML and TwiML using Tcl

This article describes how to write XML-based programmable scripts such as for W3C's VoiceXML or Twilio's TwiML using Tcl, the Tool Command Language. The associated project is available as open source software at http://github.com/theintencity/tcl-vxml-twiml.
  1. How easy is a programming language?
  2. What is Tcl?
  3. What are XML-based documents?
  4. How do I get started?