Man of Honour
All HDTVs will support the cable. It works on normal HDMI ports, just won't charge via them, charging only works on supported HDMI TVs.
and a good price
Found a website that says they have it in stock but for £1242.
Still no official release date though.
It never makes sense to buy any technology immediately, but to be honest, who cares!
I guess no one cares, but when you have a family and higher priorities than being an early adopter of the latest handset is not as important than maybe saving a couple of hundred pounds.