AVR-Chat

>
>That still makes it $200, right?  I have developed a "clone" of the 
>JTAG-ICE which I would like to sell in the $40 to $50 range. It takes 
>its power from the target system, 3 to 5.5 V, and cuts some other 
>corners to keep the cost down, but it runs the code loaded from AVR 
>Studio and seems to work just fine. Could I get a reading of whether 
>people are going to want this or not?

Sure. 
At that price, it's not worth my time to roll my own.

The raw component cost though, is low enough that I could see someone designing it right into a system, with the intent of only populating it in the prototyping stages.