Hollyoaks beat them to it, about 3 months ago.
But it raises a scary thought - we could in fact ruin the human race by inadvertantly inbreeding. Not in the next few years obviously, but could be possible in the long run.
Wonder what else they'll ban because it endangers the world, but will in turn take all the fun away...
Driving big fast cars - check
Cloning - check
Eating Junk Food - check
Eating Cod - check
Burning things like coal - check
Incest - check
What next?
Sheesh.