On 18 Jan, 22:36, (Neil Williams)
wrote:

On Sun, 18 Jan 2009 14:25:23 -0800 (PST), wrote:
Better still, use DMUs and run it through to Aylesbury!

That'd be a seriously useful service, and would get a lot of the
benefits of Aylesbury-Bletchley for very little of the additional
cost.


Indeed, a very interesting idea - has this ever been mooted before
because it's the first time I've heard of such a notion?

It's not as though the Met line is a stranger to DMUs of course.