It might be nice to get on Yubico's "Works with Yubikey" list for a halo effect on the product.
https://www.yubico.com/works-with-yubikey/
https://www.yubico.com/works-with-yubikey/catalog/?usecase=1&category=browser
Other browsers are on there.
Most folk won't care, but, within circles that pay attention to this kind of stuff it's a nice touch. That trickles down to others via recommendations and such.
