The ecosystem, working as a freelance and developing applications then making millions dollars for iPhone and iPad, is not as rosy as Apple claimed. Statistics tell 99% those enthusiastic developers or entrepreneurs are hard to make a profit, even make a living ...
As Boom Lures App Creators, Tough Part Is Making a Living
http://okapps.net
(but 1 get 2 free ;-)))
now, wait for this...
first consider how big relative to each other are markets in each regions etc etc
2nd - 30% of all sales of my "AI x0" app comes from the following short list of countries:
Kuwait
Arabic Emirates
Saudi Arabia
Lebanon
Israel
?!?
OZTV once listed as the No. 3 the most popular iPhone / iPad app in Australia. However, all the income from selling app couldn't sustain a standard living for two families. Several months later, they all backed to the job market and carried on a "normal" job.
New economy is tough. Creating a new business model, then generating money and making profit from it is even harder. So far, companies who really make big bucks from iOS and Android are not outnumbered than the total fingers of a pair hands. Apple, Google, maker of Angry Bird, Instagram.
Erh, sorry I can't name the fifth ...