They do not necessarily need broad adoption of upgraded consumer goods (phones) (tho ayh anticipate something to distribute or propagandize upgrading asap) but all they need is the first step which is the propagandized requisite for a "wallet" app. QR codes will do in the mean time. The commercial infrastructure is where then the hardware mechanisms are being deployed (see airports) that become unavoidable.

If things stay the course (bcz we want to watch and not yet interfere) then ayd anticipate a heavy deployment of eID post US election. CBDC (social credit) and biometric qualifiers can not exist until eID is default.