jklsdfjks on Nostr: Question for you. Hypothetically, would you feel completely safe storing 20 bitcoin ...

Question for you. Hypothetically, would you feel completely safe storing 20 bitcoin on a Coldcard Q singlesig with passphrase?

Or do you think for that type of money, a multisig setup would be best? If not for 20 bitcoin, is there some threshold at which one should 'graduate' to multisig?