fox4:Can a 4 minute workout get you in shape?

This article provides a video and one interesting comment:" "4 minutes for the average person is not enough to get in really really good shape, really lean, but you will get big cardio/metabolic benefit for sure," he says.
So can Tabata be enough as a routine or is it just a complement?

More on the website:
http://www.fox4now.com/news/local/152346585.html