The point of saying sorry when you bump into one is not to imply a policy update, but to signal your current policy: Every time I bump into someone it makes me feel bad, therefore I’m only going to move at such a speed that I’m liable to bump into people when I really need to.
The point of saying sorry when you bump into one is not to imply a policy update, but to signal your current policy: Every time I bump into someone it makes me feel bad, therefore I’m only going to move at such a speed that I’m liable to bump into people when I really need to.