I think Kovid (and assistants) are to be congratulated on recognition from the royalty of the digital publishing world - Adobe Inc.
A new white paper on their website describes in some detail how to set up Calibre and use it to convert from epub to mobi, and thence to the Kindle.
The paper is here
http://www.adobe.com/devnet/digitalp...ntokindle.html.
Nice going.
bob