From: John Navas on
Russia's Yota network, which connects 300,000 people over WiMAX
technology, is switching to LTE as the tide firmly turns in favour of
the latter technology.

....

Even if Clearwire hangs onto its WiMAX network for a while, and WiMAX
continues to be used for fixed broadband in some markets, the future of
mobility is LTE and Yota's decision only underlines that fact.

MORE: <http://www.theregister.co.uk/2010/05/25/yoto_lte_wimax/>

MY COMMENT: Bad news for Sprint!
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Best regards, FAQ for Wireless Internet: <http://wireless.navas.us>
John FAQ for Wi-Fi: <http://wireless.navas.us/wiki/Wi-Fi>
Wi-Fi How To: <http://wireless.navas.us/wiki/Wi-Fi_HowTo>
Fixes to Wi-Fi Problems: <http://wireless.navas.us/wiki/Wi-Fi_Fixes>