Arusha - The only problem is, instead of easing traffic flow, they have caused chaos, accidents, frustration and astonishment… and crowds. As though they are flocking to a religious convention, thousands of Arushans every evening since October 9 have been turning up at the town's Sanawari intersection to witness what they believe to be a marvel of technology as the lights go green, then amber, then red…
But sometimes they all go red and all movement grinds to a halt. Then, suddenly, they all go green and the whole intersection becomes chaotic.
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