Colin Rosenstiel wrote:

Except that it was slower. And no use for the journey I was looking up
as coaches don't accept unaccompanied under-16s.

It's more of an express bus service, so it probably does. I'm fairly
sure I've seen unaccompanied children who look well under 16 travelling
on it, indeed.

Are you sure there were not engineering works at the time you checked?

Neil