Editors’ note: This is a guest column. See Roger Entner’s bio below. One thing is clear about Clearwire: no matter what happens, it needs Sprint more than ever. Just look at 2011. The 4G WiMax service provider’s best news was the increase in subscribers, from 4.4 million to 10.4 million. Impressive as that was, it …

Editors’ note: This is a guest column. See Roger Entner’s bio below. Spectrum is the fuel that runs wireless, and the country is quickly running out of it. In fact, the U.S. will run out of spectrum capacity to support wireless broadband networks in the next three to five years. That’s not just my opinion. The White House, the FCC, …

Editors’ note: This is a guest column. See Roger Entner’s bio below. Three musketeers: Microsoft CEO Steve Ballmer, Nokia CEO Stephen Elop, and AT&T mobility chief Ralph de la Vega at CES 2012. CNET This year’s CES was pretty dismal for anyone interested in wireless. Sure, AT&T had some good stuff and the Microsoft launched the LTE Windows Phone 7. …

Editors’ note: This is a guest column. See Roger Entner’s bio below. In March 2011, AT&T announced that it was planning to acquire T-Mobile USA for $39 billion. This was the unexpected culmination of months of rumors about the sale of the ailing T-Mobile. Many analysts had seen Sprint as the most likely partner, but it was AT&T that made …