eCash hardware with NOSTR integration in it will be amazing nostr:npub1az9xj85cmxv8e9j9y80lvqp97crsqdu2fpu3srwthd99qfu9qsgstam8y8

nostr:note1672djxwq7xufjend7apqld8389k47ynre6xu0zlz493569cnfhpq9c9cr0