Ghosn's minions at Nissan have come up with a catalytic converter that requires half the precious metals as current exhaust scrubbers. Given that platinum, rhodium and palladium aren't exactly the cheapest of substances, the new system which keeps the metals from collecting in the cat under high temps, leading to what the company says is a half-price screamer of a deal on the new components. Carlos, no doubt, is cracking his crème brûlée in delight. [Wired]