Mike wrote:

............................................ Seems somebody who doesn't
understand the problem has decided to save 3s&6d (to use and old expression)
by ignoring that. I'll check it out.

In the best traditions of Usenet (ignoring your substantive, and hugely
worthwhile point) - wasn't it 3s4d? In the old expression/comms-garbling
tale - where the original message 'send reinforcements, we're going to
advance' gets passed back to HQ as 'send three-n-fourpence, we're going
to a dance'?

Or were you thinking of a different Old Expression?

Stefek