It would be nice to put the burden on the user to correctly apply tags/metadata to their email as they send it. The hope is the sender will think a little more

It would be nice to put the burden on the user to correctly apply tags/metadata to their email as they send it. The hope is the sender will think a little more deeper as to why and what their sending, and this just makes email organization easier all around, especially for the receiver. But I guess this opens up complexities on the universality of email...