3 ms·

Also, by forcing the purchase of a receiver for something that in some cases is vital safety information, you'll by definition have more accidents than you woul

by gfodor 15y ago

Also, by forcing the purchase of a receiver for something that in some cases is vital safety information, you'll by definition have more accidents than you would if it were a real sound.

gst 15y ago
And at the same time you have less people dying because of the noise: http://www.guardian.co.uk/science/2007/aug/23/sciencenews.uknews http://www.guardian.co.uk/science/2007/aug/23/sciencenews.uk...