Square is operating online too. That's what the mobile internet-connected computer is, that their reader is attached to. PayPal App + iPhone + reader = Square e

Square is operating online too. That's what the mobile internet-connected computer is, that their reader is attached to. PayPal App + iPhone + reader = Square except cheaper, more reliable, and probably accessible to more people. PayPal was revolutionary. The only thing I see here from Square that's even kind of new is the reader component, and that is hardly novel.