The Nokia 6600, N-Gage, 3650, 7650, Siemens SX1, Sony Ericsson P800 and
P900, just a selection of devices that are currently available on the market
that allow an entire range of new revenue generating services to be
installed on the device. When taken at face vale this seems like an
excellent development for the mobile industry, but in many cases however, a
savvy user can use this open operating system to completely bypass a range
of services that are normally charged for by their mobile operator.
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