The drivers of Istanbul's 6,000 minibuses called the dolmus are up in arms. The city's mayor wants to replace the vehicles with regulated, air-conditioned city buses. If you don't have a car in Istanbul you take the Dolmus. That's a minibus with 14 seats but more passengers often squeeze in when needed. The minibuses operate in an informal and chaotic way?br For more go to:br www.dw.dedwepisode0,,15898133,00.