Much more detail about what happened in this three page article:
Routine Race Ends Tragically : Sailing: Perch collapses and ends life of Larry Klein, one of America's brightest hopes, during event in the Bay Area.
September 23, 1994...
And without a PFD, you would likely drown long before hypothermia kills you due to "functional disability" (loss of muscle control).
http://www.uscg.mil/pvs/docs/coldwater1.pdf
Don't let these bastards wear you down. You make perfect sense and have made a good case. Sensible people get the message.
You can't fix stupid, esp. the belligerent and proud. Leave that to Darwin.
This site certainly DOES.allow you to copy/paste a URL link or photos:
http://www.reveresurvival.com/index.php/revere-products/pfds/british-pfd/kru-sport-pro-inflatable-pfd-auto-w-harness-navy
http://www.oceansafety.com/product-range/lifejackets/product/kru-sport-pro-iso