Gadgets resistant to harsh conditions like water, cold, dust, etc. are not a new idea, the Android operating system by other models launched by Sony, Motorola or Samsung, but all those were low end or mid range versions, not as highly performantm as those from galaxy series.
With the launch of Sony Xperia Z, the interest for increasing the resistance of those high tech smartphones with high prices and resistant casing designed to protect from extreme enviromental conditions was an innovation in the field. Other major companies had also announced that future versions will follow this lie and will focus more on sustainability.
In addition to this, the same official source from the Wall Street Journal says that the South Korean company is working at this time for releasing a mini version of this S4 just released model, most likely this will be the expected Mini model, which will offer a screen with 4.3 inches and the latest tablet with a 8 inches screen.
Thus the year 2013 promises to be very lively for the south korean company with an impressive amount sales, which will strengthen its leadership position for the smartphones and tablets segment.