Kagan speculated that future connections may need to go faster as more devices share the same broadband pipe and new applications, such as telemedicine, become more commonplace.
On Wednesday, Google announced a list of 34 candidate cities where its Fiber service could expand next. The company said it will talk with municipalities throughout 2014 before announcing firm expansion plans.
Martyn Williams covers mobile telecoms, Silicon Valley and general technology breaking news for The IDG News Service. Follow Martyn on Twitter at @martyn_williams. Martyn's e-mail address is email@example.com