The WiMAX industry has worked hard to develop a vision and market strategy for WiMAX 2. But since most WiMAX service providers have abandoned the technology in favor of TD-LTE configurations for their next-generation mobile broadband deployments (including Clearwire (NASDAQ:CLWR) in the U.S market), the WiMAX industry has repositioned WiMAX 2 for vertical applications and other niche markets. The strategy offers some hope for WiMAX 2--but it also has drawbacks, which is not good when business options are limited. With vendor and carrier support for WiMAX dwindling, will that be enough? Special report