So? why would that be a problem? They have to connect with the rest, or else have their own limited networks. They can have their own limited networks, all they want, anyways... Let 'em.
If that became a problem,
Fork 'em right back, faster and harder...
http://www.nytimes.com/2009/04/17/us/politics/17cyber.html?_r=1&ref=todayspaper
[Refraining from posting live link.]
This move would appear to be Zero's response to a brouhaha that blew up last April, with people (incl. Republicans) complaining the National Security Agency had too much Net capability and control.
But still .... alienating the 'Net completely? Damn!