Er, I'd have to say that at the moment it's almost certainly just me :-). I have two of these clocks, and I'm planning to put one in an enclosure and give it to my niece, so I suppose then there will be two.
I don't think there are that many people who own these things, and of those that do, the ones willing to buy an ISP programmer, compile this and program it are probably a fairly small percentage.