I also have a rising urge to acquire a bitax.
coldcard mk4 is ice for something portable, but coldcard Q cos:
- quality QR scanner
- larger screen for transaction verification
- qwerty keyboard for BIP39 passphrases
- incredible after sales service from the npub12ctjk5lhxp6sks8x83gpk9sx3hvk5fz70uz4ze6uplkfs9lwjmsq2rc5ky team when I ran into technical difficulties of my own creation
https://coldcard.com/static/videos/q-banner-video.mp4