What is fold bitcoin cashback debit card?
Could you elaborate on what exactly a "fold bitcoin cashback debit card" is? I'm curious to understand its key features and how it differs from traditional debit cards. Specifically, what is the cashback mechanism tied to bitcoin, and how does it work? Are there any specific advantages or disadvantages to using such a card for daily transactions? Additionally, is it widely accepted and how secure is it in terms of protecting user's financial information and bitcoin holdings? I'm eager to learn more about this innovative concept in the world of cryptocurrency and finance.