Interesting article on football helmet design, including barrier entries

[Peetz Pool Boy]

(vs. Riddel and Schuut) for any new company wanting to compete in this oligopolistic market.

This Football Helmet Crumples—and That’s Good - Bloomberg https://apple.news/AQf8dEuAkQd-ZDdA8_7Vjcw

 

[Woodpecker]

Kinda cool but I don't think we'll see it
vid