Here's yet another variation on the "Kelly Kettle" theme, this one from New Zealand:

http://www.thermette.com/

There may even be some advantages to this one; this method of rigging it as a cookstove looks more promising:

http://www.thermette.com/thermette_history.htm

However, with all the copper, stainless steel and galvanized steel, I assume it's quite a bit heavier. Not a backpacking version.

At this point, I find it amusing how many of these descriptions use the word "unique".