Wireless data standards

The recent Apple iPhone announcement highlighted the wide variation in performance of the wireless data offerings in the USA  The problem is compounded by the tendency of some carriers, especially Verizon, to substitute proprietary brands, such as Broadband Access, for the industry-standard terms such as EV-DO.  So here is the wireless data decoder ring:

                                                       

Speed	Data Rate	GSM	CDMA	Cingular	Verizon	Sprint
Low	56 kbits	GPRS	IS-95	GPRS
Medium	144 kbits	EDGE	1xRTT	EDGE	National Access	Power Vision
High	1.8 mbits	HSDPA	EV-DO	Broadband Connect	Broadband Access	Mobile Broadband