According to one industry insider, the real amount of time available when other features of the solicitation are factored in is 18 months, which is a lot less time than General Motors would spend on developing a new vehicle concept like the Volt.
Last week, in a severely redacted FCC filing by Google we learned that Google is asking to proceed with a new wireless concept it is developing that will use the very same 2.5 Ghz spectrum that Clearwire has and that everyone has disparaged for years.