Originally Posted by
I-Like-To-Bike
That is your prerogative; just as many others use "common sense" (as well as fire and brimstone proselytizing) to reinforce their belief in the effectiveness of medallions around their neck, tracts in their pocket or plastic totems on the dashboard to protect them from harm. Plenty of confirming anecdotes to be found on the Internet is proof enough, eh?
True Faith; even if it doesn't deliver the assumed protection, believing in it can't hurt, can it?
Which categories of helmets are superfluous in other settings? Baseball? Football? Equestrian? Construction? Military? Or is it only cycling helmets that are unnecessary?