Why did Competitio.us went out of business?

Competitio.us was featured on venturebeat and techcrunch in 2006.

http://venturebeat.com/2006/11/02/competitious-early-but-good-idea/

http://techcrunch.com/2006/10/04/competitous-track-your-competition-online/

And it was one of the earlier posts of hacker news:

https://news.ycombinator.com/item?id=39

But they seem to be offline now. Anyone know what happened to them? Is there alternative to track competition online?