No, letting young people die young is not profitable, because you have invested in their education and they die without producing anything useful for that.
Why do you think safety belts in car are mandatory? To annoy people? No, because live citizen is worth much more than dead one...

Really useful invention... http://www.youtube.com/watch?v=ggXmKPMaHMo

I would like to re quote:

Headphones are the motorcycles of the audio world. Sure the top end cars are faster/better but motorcycles are so much cheaper. Buying a $1500 pair of headphones is a lot more accessible than buying a well designed room with speakers.

http://vincnetas.tumblr.com/search/headphones