Absent national PKI like what the EU appears to be working on, I don't really see how else you could expect it to work. Additionally, while the "original inten

Absent national PKI like what the EU appears to be working on, I don't really see how else you could expect it to work. Additionally, while the "original intent" is reproducibility, it's not really difficult to duplicate a signature, and physical signatures are only really secure with neutral, third-party human witnesses.