AT&T and Verizon might have the lion’s share of the mobile broadband market, but don’t count Sprint and Clearwire’s WiMAX out just yet. The chairman of Clearwire was nailed down for an interview at CTIA where he championed the high bandwidth wireless solution by talking about the low capacity of VZW’s and AT&T’s 3G network. And how WiMAX can even handle…
