Not sure anyone else has seen this but it looks like Gunbroker partnered with Bitrail to make a gun friendly form of payment. I signed up to see if it only worked if the firearm was purchased through GB but all you need is a persons phone number or email to send money. So maybe finally we have a gun friendly form of payment. I'm still trying to research about it but not much info out there on it. Here's the link from GB.
support.gunbroker.com

GunBroker Pay with FreedomCoin / BitRail
GunBroker Pay with FreedomCoin, powered by BitRail, is the newest payment platform accepted by users of GunBroker.com. While each user should review BitRail’s applicable User Agreement before regis...