Why crypto currencies can't replace card networks like Visa/Mastercard?
What could be the possible reasons?
* no consumer safety, cryptocurrency fans don't even understand the most basic requirements for a consumer product
The problem is throughput, and wait time.
Throughput, is the whole block size problem; and that whole can of worms.
Most people don't want to wait an hour plus or minus, for a transaction to be classified as safe. Zero confirmation transactions, the seller takes all the risk.
Right. Cryptocurrency make-believe.