[yieldcrv]

Are any of the following two things true:

Multi signature addresses mitigate this attack vector?

With the “taproot+schnoor” upgrade last year, it is impossible to tell if funds are stored in a single signature vs multi signature address?

[lrvick]

If all the keys were generated with bad entropy, more of them is only buying you some obfuscation.

[yieldcrv]

Generate keys with different apps or methods, for more peace of mind

That was one of the goals of initial multisignature technology in bitcoin, it was about if one of your devices got compromised you could have 2 factor and not approve the transaction. People werent thinking about if your private key generation was compromised, but it works here too