On Sat, 12 Nov 2005 23:26:22 +0000, David Bradley
wrote:

Unlike pro tram supporters and the green element, we do not duck and dive from
any issues raised;

On the contrary, that's exactly what you've been doing.

But to speciffically answer your question here as to whether a trolleybus
alone is the magic bullet that solves traffic congestion

That wasn't the question. The question was, how will a trolleybus
reduce traffic congestion more than a similarly-sized diesel bus?