G4. Reality show it is. Maybe it was cancelled because the Amazing Race got better ratings. Life in TV land.
It is what happens when marketing people get hold of a good thing then clean it up, identify market segments, make it `edgy', signal market strengths, blahblahblah. It turns, .... well.... blah.
In the first three years from when Land Rover sponsored CT the numbers of people who wanted to be in the competition increased to over one million. It worked and they succeeded. In effect the marketing people failed.
Is there anything that compares, well there is the Rain Forest Challenge. Fairly low key but uber-tough. A friend of mine usually goes up there each year.