"While the majority of the iPhone's easter eggs and secrets have
over time been discovered, pulled apart and analysed to the
umpteenth degree, the smartphone continues to have one,
little-known trick up its sleeve: A hidden serial port. The
inherent possibilities are endless: Network engineers have talked
of even bringing their phone into server rooms, rather than having
to use a laptop or remote terminal.
"According to Chris Pollock at io Networks: "the real benefit in
all of this is that there are so many console packages for iPhone
in Cydia now that you can have a fully functional computer, as
useful as a linux box, but without carrying around a laptop".
"One company has already tried to jump on that boat but even
though its purpose-built accessories were announced in February,
they are yet to hit store shelves. The solution: Build it