Disclaimer: First and foremost I believe in freedom to choose etc.  You are free to choose what you wear on your bike etc.  Even when we see scantily clad ladies at motorcycle events I may not agree with what they wear but we live in a free country.  
The Colorado Department of Transportation  produced a short graphic video outlining the safety advantages of protective  gear and apparel for motorcyclists.  This is a 'what could happen' video to show riders how bad road rash and other injuries can be.
Let me know what you think of the video!
Motorcycle Lawyer Russ Brown Blog