Am 20.11.2014 15:08, schrieb dgk:
The type A
who insists on running in the center is a big problem since we don't
know which side to pass on.

I solve this by calling out loud 'Which side an I supposed to pass on?'
while I'm still far enough away to react on their decision; normal
pedestrians get a 'Hi' or 'Good day' or equivalent.

Rolf