Dave Arquati wrote:

Tony Wilson wrote:


Maybe :-)

It's a nice idea. Practically though, surely the easiest thing would be
to devise a pictorial method of indicating "stand on the right"?

/\ /\
/ \ / \
/ \ / \
/ \ / \
L________J L________J
/\ __________
/ \ | |
/ \ | |
/ \ | |
L________J L________J