[sigma2015]

> Express now collect 1% to 3% of domestic credit and debit transactions, generating more than $70 billion a year in fees in the U.S. market alone. “That’s a tax on all payments,” says Wedbush analyst Luria. With Bitcoin that goes practically to zero.

There are and will be also tx fees for Bitcoin.

> Here’s how primitive the infrastructure is now: The Bitcoin blockchain can currently handle 7 transactions a second

That's not an infrastracture issue but an intentional limitation by design.

[http://bitcoin.stackexchange.com/questions/855/what-keeps-th...]