Go to https://bitbox.swiss/walker and use the promo code WALKER for 5% OFF the #Bitcoin only Bitbox02 hardware wallet from nostr:npub1tg779rlap8t4qm8lpgn89k7mr7pkxpaulupp0nq5faywr8h28llsj3cxmt 

It's *fully* open source, easy to use, and a great tool for seasoned psychopaths and newcoiners alike.