Digital content and cheaper chips driving market.
But researchers warn of customer apathy and other risks.
Closed source software seen as greater security risk.
Contract chips, DRAM and Flash drive growth.
Region's chip foundries dominate global market.
Still facing strong competition from cable and satellite.
18 million handsets sold as customers demand new features.
Six weeks of repairs cost tens of millions.
Lack of qualified IT staff seen as problem.
225 million subscribers to ultra-high speed internet expected.