I can sell the jtag cable for $8 (s/h included). I got one of these on eBay and never got a chance to use it, because was able to recover my router with a regular cat6.
I'd just like to say that v1.0 is still available. When I picked up my WRT54G2 two days ago, that is the version I got. At best buy too, however I am not sure how to guarantee it will be a v1