On Sat, 08 Oct 2011 16:10:55 +0100, Dave Plowman (News) wrote:

In article
,
NT wrote:
Yes, they've dropped to the point of being useless to stop a car.
Someone somewhere must have naively believed the idea that dual
circuits brakes dont fail if one circuit leaks. I can assure you they
do.

If it were a hydraulic failure, the idea is one will work if the other
fails. Of course if one has already failed...

Unless the wheel cylinder leaked and ****ed brake fluid all over the
shoes ....