The BlackBerry Storm appears to have hit turbulence in its effort to take on the iPhone. Research In Motion (RIMM) spent about 2 years developing the new device and backed the November 21st launch with a $100 million marketing campaign. That got the new smartphone noticed but early reviews suggest it lags behind Apple (AAPL) iPhone in functionality and gizmo-appeal. About 500 000 BlackBerry Storms were sold in the first month making it a solid but unspectacular launch - especially when compared with the iPhone that sold about 2.4 million units in its first full quarter The Wall Street ...