Obviously I mean total blindness and not legally blindness, where some vision can still be there.
Lemmings that know a blind person can also pitch in.
Obviously I mean total blindness and not legally blindness, where some vision can still be there.
Lemmings that know a blind person can also pitch in.
As far as I knew they are mainly to tell a seeing impaired person where not to walk into the street.
They also seem effective at encouraging everyone else to step back a little
But the dot version is standard where I’ve seen.