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A comment on 14 Years Old Kuwaiti Achieves 800,000 Downloads for His iPhone App. Parent comment

Re:14 Years Old Kuwaiti Achieves 800,000 Downloads for His i... by orangecat on Tuesday August 17, 2010 @10:24PM (#1613066)
If he did his own physics engine, that's pretty impressive.
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Re:14 Years Old Kuwaiti Achieves 800,000 Downloads for His i... by raquo on Wednesday August 18, 2010 @05:57AM (#1613682)
Why would he bother writing his own physics engine if there are free and easy solutions already? People who invent their bicycles don't end up shipping stuff in two weeks with no prior programming experience.

http://cocos2d-iphone.org (which uses:)

* http://code.google.com/p/chipmunk-physics/

* http://www.box2d.org/

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