On Sun, 9 Aug 2009 05:19:19 -0700 (PDT), dfarrier
wrote:

Nice constructive arguement, Bruce.
I'll rephrase my original statement:
The problem is that the centre lane on the motorway is "blocked" by
lorries limited to 56mph and modern coaches limited to 62mph.


I note you corrected your error using
the information I supplied in my reply.