So far there's no world-beating example of an internet bank. Euromoney and the Centre for the Study of Financial Innovation (CSFI) decided to fill the gap in three easy stages. First, drafting the structure. Second, launching a virtual retail bank. Third, diversifying into all areas, to build a veritable Merrill Lynch of the ether. That's the theory. Here's what happened at stage one, as reported by David Shirreff.