With the huge ledger backlash going on right now....like I don't know maybe because you're doing this from the start its different but (and also its only one of 3 keys and not a split of 1 key)

https://i.redd.it/7hlvw4rp870b1.png

Did you look at the Liana wallet? Anything inspiring from that design you think might be useful for what Spiral is trying to accomplish?