For a gameplay movie to be flawless, it must be as fast as possible, it must not miss a shot, have no wasted efforts, and so on. Creating a such movie involves planning and carefulness.

The game is played at slow speed (the emulator slows the game down), doing small segments at time and optimizing then as well as possible, redoing until it goes well. The finished (and unfinished) product is reviewed many times, at full speed and at slow motion, to find things to improve and to invent new strategies and then played again.

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