For me, deciding between a multi-signature (multisig) wallet and a single-signature wallet for long-term storage of my digital assets is crucial. I lean towards the multisig option because it requires multiple signatures to authorize a transaction, which significantly lowers the risk of losing my funds if one device gets compromised. In contrast, a single-signature wallet is more straightforward, but the downside is substantial: if I lose my private key, I lose everything.
Regarding cold storage options, the Q card is known for its security and user-friendly design. Meanwhile, the Blockstream Jade stands out due to its compatibility with decentralized applications, which could be a great asset if I'm looking to dive deeper into the cryptocurrency space. To ensure the highest level of security, I would opt for a multisig wallet combined with a dependable cold storage solution.