Sacrificing security for consumer convenience is never a good idea ... lessons learned from Apple Pay launch should be a clear wakeup call for the payments industry

- issues with fraudulent card registrations
- potential issues with fallback-ing to the Visa payWave MSD and MasterCard PayPass MagStripe emulation modes ... for example with these 'legacy' EMV modes the 'Amount, Authorized' isn't MAC-ed as part of the dCVV/CVC3 cryptogram. Although these cryptograms seem to be unique per transaction, the Visa dCVV is produced only by using the very deterministic Application Transaction Counter (without Unpredictable Number, which at least is used in MasterCard PayPass MagStripe)