OK I KNOW THIS DOES NOT ANSWER YOUR QUESTION,
but in a way, it kind of does
Keep in mind that all current T-Mobile Android phones support HSPA 7.2 which is compatible with the newer HSPA+ standard. We expect T-Mobile will have an Android handset with HSPA+ support by the end of this year.
http://androidandme.com/2010/03/news...-plan-pricing/