This makes them easy to set up--no tower or central antenna needed--as well as hard to knock out, since if one device goes down, the others will route around it.

FORBES: Motorola Moves Into Mesh

At her studio in Paris part of a converted factory that once produced metal parts for the Eiffel Tower it's easy to see the aesthetic bond between her and Derian.

WSJ: John Derian's Handmade Home Decor

In decentralized and interconnected cyberspace, this requirement is not so easy to satisfy: A cyberattack on a cellphone tower used by the adversary may affect civilian targets along with military ones.

WSJ: Battling the Cyber Warmongers

For those that think it is easy for a Harvard Professor to make such pronouncements from an ivy tower, the book explains that Christensen became a professor after a prior career that included being fired from a company he helped to found.

FORBES: How Economics Can Fix Your Life

Finding new financing will not be easy: The troubled British record label EMI, now on the auction block, occupies 100% of the tower.

FORBES: Iconic Capitol Records Tower Feels EMI's Pain