Is there a single package at the center of this chart that requires every single other package to be installed (either directly or via sub-dependencies)? If not

Is there a single package at the center of this chart that requires every single other package to be installed (either directly or via sub-dependencies)? If not, what does the most complex version of that chart look like? My assumption is that this is multiple dependency networks being displayed but that the networks are not all interdependent - eg: dev/ruby does not require dev/perl or vice versa. It's an interesting exercise, but it needs justification to define it as representing "dependency hell" and not just a visualization of a complex system. Also, to be read in a Crocodile Dundee voice, that's not a dependency, this is a dependency: http://thedailywtf.com/Articles/Enterprise-Dependency-The-Next-Generation.aspx http://thedailywtf.com/Articles/Enterprise-Dependency-The-Ne...