On 2012\08\30 15:08, Recliner wrote:

Ah, I thought only the TX4 driver's cab was air-conditioned. I suppose
it's been quite a while since I travelled in a London taxi on a hot
day, so I've probably not been in the latest model.

New TX4s either have front and rear aircon or none. There used to also
be an intermediate TX4 with driver aircon only.