It probably be not too much of you had two way communication with the bus. One can leapfrog the one in front, alleviate the front bus, and everyone's faster. Ho

It probably be not too much of you had two way communication with the bus. One can leapfrog the one in front, alleviate the front bus, and everyone's faster. However it probably has limits ie when a passenger on the passing bus wants to stop at the same place as the slow bus next stop.