Why they're asking that in the first place
The article fails to explain it, but there's a technical reason: they used to require a physical secure element in the phone. Now they don't, it's purely software stuff. That allows them to tap into a wider phone market and lessen any dependency to phone manufacturers. But accordingly, that made them worried hacking the thing has become easier.
http://www.nfcworld.com/2014/03/17/328326/google-wallet-ends-support-physical-secure-elements/
Biting the hand that feeds IT
