Yes it works without the red arrows, I've seen it and it moves.
EDIT: er... my brain doesn't seem to differentiate between yes and no this morning. The correct answer is Yes, it works without the red arrows, the illusion is generated by the circles being so close to each other.
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While a standard engine is powered by a belt connected to the crankshaft, a turbo engine runs on its own exhaust steam, making it more energy efficient. -- CNN
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