[mirimir]

Why not gift cards? Gyft and eGifter both accept Bitcoin. And numerous businesses accept gift cards, including Apple and Amazon, and many chains.

[manigandham]

Sure, you're right, we can reframe this and just say you're buying prepaid credit cards using cash/bitcoin. That could take care of the payment info anonymity. Not sure of scalability for mainstream but it could work.

The remaining issues of scale/tech remain though which is still a big problem.