3 ms·
To alert other people about your presence. What would you do if a car was reversing and it looked highly probably they are going to hit you? Or when driving ro
by switch007 6y ago
To alert other people about your presence.
What would you do if a car was reversing and it looked highly probably they are going to hit you? Or when driving round blind bends on single track roads?
It has very valid use cases, it just happens to be abused by idiots quite often