It's a business and their ACE is the code. ColdCard put too much work to create the code that they have right now
Agreed! I am not against open source. The OP could release a proprietary product with private code, and offer some really cool features to go with it. But that requires trust that needs to be built up over time.
Hi! Not sure what you mean by vapourware - we spent a lot of time developing unique and security centric features for RingWallet that improve the overall UX and I can assure you none of it is vapourware.
I called this product vapourware for this exact reason. Product is still in design phase and they are looking for development funding.