HOW FREE GAME CAN SAVE YOU TIME, STRESS, AND MONEY.

It would be much easier to go having an current game engine for example CryEngine 3, it previously has all the extra required things bundled (audio, networking, ai, etc) and allows C++ coding. It could provide you with a massive head begin over making it from scratch with ogre plus a heap of other libraries.Pretty uncomplicated. And yeah, watch out