I mean, there are levels to software bruh - anything related to self custody should be FOSS as development synergies literally leave us better protected.
Look at the innovation of antiklepto that Bitbox instituted - Trezor is adding once taproot is figured out with it - bet your black ass cuckcard steals that.
SeedSigner created the SeedQR;
I championed Foundation to add it to passport coming in the release after next I believe;
Blockstream Jade already adopted;
Bet your black ass cuckcard adds it too with the Q1;
It's okay to create things that aren't FOSS, but you're not being honest here if we're discussing critical components of global Bitcoin self custody.