I was replying to your question on how to sign transactions. Multisig is the real and the best solution for this task. Maybe I don't understand the problem with

I was replying to your question on how to sign transactions. Multisig is the real and the best solution for this task. Maybe I don't understand the problem with "multisig forces you to use the blockchain". If you sign a bitcoin tx, then sure you need to get it on the blockchain. Or am I missing something?